Topics from December 2019
- WHAT IS THE SOLAR SYSTEM?
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- WHERE IS EARTH IN THE UNIVERSE?
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- HOW DO WE KNOW IF THE UNIVERSE IS CHANGING SIZE?
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- DOES THE UNIVERSE HAVE AN EDGE?
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- HOW DID THE UNIVERSE BEGIN?
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- WHAT DOES THE UNIVERSE CONTAIN?
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- CAN WE PROVE THERE WAS A BIG BANG?
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- How are they calculate the age of earth?
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- How astronomers discover unknown planets?
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- How they search for the edge of the universe?
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- How are they measure the speed of Galaxy?
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- How are they measure the distance of near galaxies?
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- How do scientists know the distance of the farthest stars?
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- How do scientists know the distance of the distant stars?
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- How do scientists know the distance of the nearby stars?
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- How do scientists know the distance of the Sun?
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- How do scientists know the distance between the planets?
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- What is the distance of moon from earth?
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- How do satellite pictures get back to Earth?
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- What is Stereophonic sound?
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- How does magnetism relate to electricity?
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- What does the electron beam do?
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- Is there a planet 10?
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- What forces act on a rocket in space?
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- What are Voyager’s Nuclear Power Generators?
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- WHAT IS THE WATER CYCLE?
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- WHERE DOES MINERAL WATER COME FROM?
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- WHICH DISEASES CAN UNCLEAN WATER CAUSE?
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- HOW DO COUNTRIES WITH LITTLE RAINFALL GET WATER?
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- WHY IS WATER PURIFIED?
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- WHAT DOES INDUSTRY USE WATER FOR?
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- Why is water so important?
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- HOW DOES WATER GET INTO OUR HOMES?
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- WHY IS GLASS SO USEFUL?
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- HOW IS IRON TURNED INTO STEEL?
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- HOW DOES MINING FOR MINERALS AFFECT THE ENVIRONMENT?
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- WHAT ARE CERAMICS?
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- HOW ARE TREES USED TO MAKE PAPER?
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- HOW DOES INDUSTRY USE RAW MATERIALS?
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- WHERE DOES NUCLEAR ENERGY COME FROM?
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- CAN WASTE PRODUCTS BE USED FOR ENERGY?
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- WHAT IS SOLAR POWER?
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- HOW IS THE WIND USED TO GENERATE ELECTRICITY?
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- WHAT IS GEOTHERMAL ENERGY?
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- HOW IS WATER USED FOR POWER?
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- WHAT IS RENEWABLE ENERGY?
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- HOW IS OIL AND GAS TRANSPORTED?
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- WHAT IS OIL USED FOR?
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- HOW DOES OIL AND GAS FORM?
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- WHAT IS COAL USED FOR?
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- ARE THERE DIFFERENT WAYS OF MINING COAL?
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- WHERE DOES COAL COME FROM?
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- How the Greeks measure the Earth?
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- What is laser?
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- How do they know the continents are drifting?
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- How the speed of light was measured?
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- How do astronomers know the size of the universe?
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- How Astronomers weigh stars?
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- Why telescopes use mirrors rather than lenses?
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- WHAT IS SPECIAL ABOUT CORAL REEFS?
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- DO BEACHES ALWAYS REMAIN THE SAME?
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- CAN COASTLINES BE PROTECTED FROM THE SEA?
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- HOW ARE BEACHES FORMED?
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- WHAT ARE ARCHES AND STACKS?
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- HOW ARE COASTLINES ERODED?
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- WHY ARE COASTLINES SO VARIED?
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- DO LAKES LAST FOR EVER?
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- ARE THERE DIFFERENT TYPES OF LAKES?
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- WHAT MAKES A RIVER FLOOD?
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- HOW ARE WATERFALLS FORMED?
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- WHERE DOES A RIVER BEGIN AND END?
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- HOW ARE ISLANDS FORMED?
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- HOW WERE THE OCEANS FORMED?
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- HOW DO SCIENTISTS STUDY THE OCEAN?
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- WHAT CAUSES A WHIRLPOOL?
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- HOW ARE WAVES MADE?
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- WHAT CAUSES OCEAN CURRENTS?
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- HOW MUCH OF THE EARTH IS COVERED BY WATER?
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- WHY DO SOME CAVES HAVE STALACTITES AND STALAGMITES?
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- HOW DO CAVES FORM?
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- WHAT ARE RIFTS AND CANYONS?
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- HOW IS A RIVER VALLEY FORMED?
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- ARE SOME MOUNTAINS OLDER THAN OTHERS?
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- WHERE ARE THE WORLD'S HIGHEST MOUNTAINS?
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- WHAT ARE THE DIFFERENT TYPES OF MOUNTAIN?
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- WHAT CAUSES AN AVALANCHE?
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- HOW ARE MOUNTAINS FORMED?
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- WHAT CAN SCIENTISTS DISCOVER IN THE POLAR REGIONS?
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- DOES THE SEA EVER FREEZE?
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- HOW ARE ICEBERGS FORMED?
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- HOW DOES AN ICE CAP FORM?
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- WHAT HAPPENS WHEN GLACIERS MELT AWAY?
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- HOW QUICKLY DO GLACIERS MOVE?
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- WHAT IS GLACIATION?
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- WHY ARE SOME MINERALS HARDER THAN OTHERS?
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- HOW IS A PEARL FORMED?
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- WHY ARE GEMSTONES VALUABLE?
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- WHAT SHAPES DO CRYSTALS FORM?
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- WHAT IS THE ROCK CYCLE?
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- ARE THERE DIFFERENT TYPES OF ROCK?
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- WHAT ARE ROCKS MADE OF?
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- IS ALL LAVA THE SAME?
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- HOW DOES VOLCANIC ACTIVITY AFFECT THE LANDSCAPE?
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- WHAT IS A VOLCANIC HOT SPOT?
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- CAN VOLCANOES ERUPT UNDERWATER?
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- What were the first two spacecraft to rendezvous in space?
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- ARE THERE DIFFERENT TYPES OF VOLCANO?
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- WHAT HAPPENS WHEN A VOLCANO ERUPTS?
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- IS IT POSSIBLE TO BUILD EARTHQUAKE-PROOF BUILDINGS?
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- WHAT IS THE SAN ANDREAS FAULT?
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- DO EARTHQUAKES HAVE ANY SIDE-EFFECTS?
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- WHAT HAPPENS AT THE FOCUS OF AN EARTHQUAKE?
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- HOW ARE EARTHQUAKES RECORDED?
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- WHERE ARE EARTHQUAKES MOST LIKELY TO HAPPEN?
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- WHAT ARE THE EARTHQUAKES SO DESTRUCTIVE?
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- IS THE BOTTOM OF THE SEA MOVING?
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- IS THERE EVIDENCE THAT THE LAND HAS MOVED?
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- WILL THE CONTINENTS EVER BE PUSHED TOGETHER AGAIN?
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- WHAT GIVES THE CONTINENTS THEIR SHAPE?
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- WHAT MAKES THE LAND MOVE?
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- WHAT ARE TECTONIC PLATES?
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- WHAT IS CONTINENTAL DRIFT?
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- IS THE EARTH COMPLETELY SOLID?
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- WHAT MAKES SOME ROCKS MAGNETIC?
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- WHAT IS THE MAGNETIC FIELD?
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- WHAT MAKES THE EARTH MAGNETIC?
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- HAS ANYONE BEEN TO THE CENTRE OF THE EARTH?
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- HOW FAR IS IT TO THE EARTH'S CORE?
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- WHAT IS THE EARTH'S CRUST?
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- WHAT IS THE EARTH MADE OF?
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- IS THE EARTH A PERFECT SPHERE?
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- WHAT MAKES THE EARTH SPIN?
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- HOW BIG IS THE EARTH?
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- HOW LONG DOES THE EARTH TAKE TO ORBIT THE SUN?
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- WHAT IS THE EARTH'S TILT?
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- HOW WAS THE EARTH FORMED?
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- HOW OLD IS THE EARTH?
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- How should you watch the meteor shower?
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- What are the two meteor showers that occur in December?
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- What are meteors and what causes the meteor shower?
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- What is meteor shower?
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- What is the difference between asteroid, comet, meteoroid and meteorite?
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- HOW IS SPORT AFFECTED BY THE WEATHER?
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- HOW DO FARMERS MAKE USE OF WEATHER FORECASTS?
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- WHY ARE WEATHER FORECASTS IMPORTANT FOR PEOPLE AT SEA?
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- DID THE GREAT FLOOD DESCRIBED IN THE OLD TESTAMENT ACTUALLY HAPPEN?
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- WHO USES WEATHER FORECASTS?
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- WHY WERE FLOODS IMPORTANT TO THE STABILITY OF ANCIENT EGYPT?
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- DID DROUGHT BRING ABOUT THE END OF THE MAYAN CIVILIZATION?
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- WHAT HAPPENED AT THE BATTLE OF WATERLOO?
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- HOW DID THE WEATHER DEFEAT NAPOLEON IN RUSSIA?
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- HOW HAS THE WEATHER AFFECTED HISTORY?
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- HAS ANYONE ATTEMPTED TO STOP HAILSTONES?
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- IS IT POSSIBLE TO CONTROL LIGHTNING?
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- HOW DO SCIENTISTS PLAN TO TAME TORNADOES?
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- IS IT POSSIBLE TO REDUCE A HURRICANE'S POWER?
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- WHAT IS CLOUD SEEDING?
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- WHAT IS THE ORIGIN OF GROUNDHOG DAY?
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- HOW DOES BLOSSOM TELL US ABOUT THE WEATHER?
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- WHAT CAN PINE CONES TELL US ABOUT THE WEATHER?
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- HOW DOES A PIECE OF SEAWEED WARN OF RAIN?
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- WILL IT RAIN WHEN COWS LIE DOWN?
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- WHAT DO RED SKIES AT DAWN AND DUSK MEAN?
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- HOW CAN NATURE TELL US ABOUT THE WEATHER?
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- HOW IS THE WEATHER MONITORED AT SEA?
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- HOW DO SATELLITES HELP FORECAST THE WEATHER?
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- HOW ARE COMPUTERS USED TO PREDICT THE WEATHER?
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- HOW IS THE WEATHER MONITORED ON LAND?
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- HOW ARE AIRCRAFT USED TO COLLECT WEATHER DATA?
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- WHAT IS A WEATHER BALLOON?
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- HOW IS WEATHER INFORMATION GATHERED?
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- WHAT IS A SYNOPTIC CHART?
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- WHAT DOES A SATELLITE IMAGE SHOW?
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- HOW FAR AHEAD CAN THE WEATHER BE FORECAST?
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- WHO FORECASTS THE WEATHER?
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- HOW ARE WEATHER FORECASTS SHOWN ON TELEVISION?
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- ARE CROP CIRCLES CAUSED BY WEIRD WEATHER?
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- HOW CAN IT RAIN FROGS AND FISH?
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- WHAT ARE THE EFFECTS OF EL NINO?
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- WHAT DOES EL NINO MEAN?
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- WHAT IS EL NINO?
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- IS THERE EVER A BLUE MOON?
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- HOW DO HALOES FORM AROUND THE MOON?
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- CAN AURORAS BE SEEN FROM SPACE?
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- WHAT MAKES A SECOND RAINBOW APPEARS?
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- HOW DOES A RAINDROP SPLIT LIGHT?
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- WHEN DOES A RAINBOW APPEAR?
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- WHAT IS ICEBERG FOG?
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- HOW DO SHIPS NAVIGATE IN FOG?
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- WHAT IS SPECIAL ABOUT FOG LAMPS?
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- WHY IS DRIVING IN FOG SO DANGEROUS?
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- WHAT IS ADVECTION FOG?
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- WHAT IS THE DIFFERENCE BETWEEN FOG AND MIST?
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- Which spacecraft achieved first lift-off from the moon?
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- HOW DOES FOG FORM?
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- WHAT IS A HAIR HYGROMETER?
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- WHAT IS RELATIVE HUMIDITY?
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- WHICH PARTS OF THE WORLD HAVE LOW HUMIDITY?
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- WHICH PARTS OF THE WORLD HAVE HIGH HUMIDITY?
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- WHY IS EXERCISE SO DIFFICULT IN HIGH HUMIDITY?
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- WHAT IS DEW?
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- WHAT IS FERN FROST?
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- WHAT IS HUMIDITY?
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- CAN ICICLES FORM UPSIDE DOWN?
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- WHAT IS RIME?
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- WHAT IS HOAR FROST?
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- HOW DO ICICLES FORM?
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- WHY IS IT DANGEROUS TO WALK OR SKATE ON FROZEN WATER?
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- WHAT DOES THE INSIDE OF A HAILSTONE LOOK LIKE?
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- WHEN DOES FROST FORM?
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- HOW DOES HAIL FORM?
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- IS ALL SNOW THE SAME?
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- ARE ALL SNOWFLAKES THE SAME SHAPE?
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- WHAT IS SLEET?
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- HOW DOES SNOW FORM?
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- HOW IS RAINFALL MEASURED?
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- HOW DO FLOWERS GROW IN A DESERT?
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- WHY DO FLOODS OFTEN FOLLOW A DROUGHT?
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- WHAT CAUSES A DROUGHT?
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- WHEN DOES "LIGHT" RAIN BECOME "HEAVY" RAIN?
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- HOW DOES RAINFALL VARY AROUND THE WORLD?
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- WHEN WAS THE UMBRELLA INVENTED?
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- HOW DOES RAIN FORM?
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- WHAT ARE CONTRAILS?
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- HOW IS CLOUD COVER MEASURED?
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- HOW DO CLOUDS FORM?
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- WHAT ARE CUMULUS CLOUDS?
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- WHAT ARE CIRRUS CLOUDS?
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- WHAT ARE STRATUS CLOUDS?
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- HOW DID EARLY PEOPLE EXPLAIN THE POWER OF THUNDERSTORMS?
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- DO DIFFERENT TYPES OF CLOUDS INDICATE?
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- WHERE IS THE SAFEST PLACE TO BE IN A THUNDERSTORM?
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- DO TORNADOES JUST OCCUR OVER LAND?
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- WHAT IS THE DIFFERENCE BETWEEN FORKED AND SHEET LIGHTNING?
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- What is trinitite?
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- DOES A LIGHTNING CONDUCTOR DO?
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- HOW DOES LIGHTNING STRIKE?
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- WHAT IS THUNDER?
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- WHAT CAUSES A THUNDERSTORM?
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- HOW DOES A TORNADO FORM?
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- HOW ARE TORNADOES GRADED?
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- WHERE ARE TORNADOES MOST COMMON?
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- WHEN WAS THE MOST DEVASTATING TORNADO?
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- HOW MUCH DAMAGE CAN A TORNADO CAUSE?
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- WHAT IS A TORNADO?
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- WHAT IS A STORM SURGE?
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- HOW ARE HURRICANES TRACKED?
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- WHAT HAPPENS IN THE EYE OF A HURRICANE?
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- WHERE DO HURRICANES OCCUR?
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- HOW DOES A HURRICANE FORM?
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- WHAT IS A HURRICANE?
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- WHAT IS AN ANEMOMETER?
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- HOW DOES A KITE WORK?
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- WHEN DOES THE WIND START TO DAMAGE BUILDINGS?
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- WHY ARE SOME BRIDGES CLOSED WHEN IT IS WINDY?
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- WHY WAS THE BEAUFORT SCALE DEVISED?
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- HOW IS WIND STRENGTH MEASURED?
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- HOW DO WINDMILLS WORK?
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- WHAT CREATES A LAND BREEZE?
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- WHAT CREATES A SEA BREEZE?
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- WHAT IS THE WIND-CHILL FACTOR?
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- WHAT ARE PREVAILING WINDS?
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- WHAT IS THE CORIOLIS EFFECT?
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- WHAT MAKES THE WIND BLOW?
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- WHAT HAPPENS UNDER A COLD FRONT?
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- WHAT HAPPENS UNDER A WARM FRONT?
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- WHICH ARE THE MAIN AIR MASSES?
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- WHAT HAPPENS WHEN AIR MASSES MEET?
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- WHAT IS A WEATHER FRONT?
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- WHERE ARE THE MAIN AREAS OF HIGH AND LOW PRESSURE?
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- WHY IS THERE LOW AIR PRESSURE AT THE EQUATOR?
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- WHY DO SOME AIRCRAFT HAVE PRESSURIZED CABINS?
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- HOW IS AIR PRESSURE MEASURED?
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- HOW DOES A HIGH-PRESSURE AREA FORM?
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- HOW DOES A LOW-PRESSURE AREA FORM?
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- WHAT CAUSES AIR PRESSURE?
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- WHAT IS ABOVE THE TROPOSPHERE?
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- WHAT HAPPENS IN THE TROPOSPHERE? HOW FAR UP DOES THE TROPOSPHERE REACH?
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- WHAT IS THE ATMOSPHERE?
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- WHAT MAKES SEA LEVELS RISE?
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- DO VOLCANOES AFFECT CLIMATES?
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- HOW CAN ROCKS TELL US ABOUT CLIMATE CHANGE?
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- HOW CAN TREES TELL US ABOUT PAST CLIMATES?
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- WHAT CAUSES AN ICE AGE?
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- WHAT IS AN INTERGLACIAL PERIOD?
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- DO CLIMATES CHANGE?
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- What is the Arecibo message?
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- CAN CLIMATES BE SIMULATED?
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- WHAT IS IT LIKE TO LIVE IN A MONSOON REGION?
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- DOES IT EVER GET WARM AT THE POLES?
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- WHAT IS A MICROCLIMATE?
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- WHAT IS A MOUNTAIN CLIMATE?
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- WHAT IS A TROPICAL CLIMATE?
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- WHAT IS A TEMPERATE CLIMATE?
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- WHY ARE THERE DIFFERENT CLIMATES?
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- WHAT IS A SOLSTICE?
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- WHAT IS SEASONAL AFFECTIVE DISORDER?
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- WHERE CAN YOU SEE THE SUN AT MIDNIGHT?
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- WHAT ARE THE SEASONS IN TEMPERATE ZONES?
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- WHAT CAUSES THE SEASONS?
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- WHY IS IT COLD AT THE TOP OF A MOUNTAIN?
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- WHAT ARE THERMALS?
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- WHAT ARE CONVECTION CURRENTS?
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- WHAT IS ALBEDO?
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- HOW DOES THE SUN HEAT THE EARTH?
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- HOW DOES A SUNDIAL WORK?
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- HOW IS THE AMOUNT OF SUNSHINE IN A DAY RECORDED?
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- WHAT IS SOLAR WIND?
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- DO SUNSPOTS AFFECT THE EARTH’S WEATHER?
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- HOW IS THE SUN HARMFUL TO US?
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- WHY IS THE SKY BLUE ON A SUNNY DAY?
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- How is the age of a meteorite determined?
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- Who is the architect of Indian nuclear programme?
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- Is India planning on sending humans into space?
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- What is the status of Chandrayaan 2?
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- Who is known as the ‘Rocket Woman of India’?
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- Why was the launch of Chandrayaan 2 delayed?
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- Does Chandrayaan 2 have a Russian connection?
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- Which launch vehicle was used for launching Chandrayaan 2?
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- How many payloads did Chandrayaan 2 carry?
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- What is special about the Pragyan rover?
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- What was Chandrayaan 2’s lander known as?
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- What do we know about the design of Chandrayaan 2?
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- When was Chandrayaan 2 launched?
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- What makes Chandrayaan 2 unique?
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- What were the primary objectives of Chandrayaan 2?
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- When was Chandrayaan envisioned?
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- Did Chandrayaan 1 gain global recognition?
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- What was the revolutionary discovery that Chandrayaan 1 made?
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- What is special about Chandrayaan 1’s Moon Impact Probe?
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- How were Chandrayaan 1’s payloads developed?
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- What do we know about the scientific payload of Chandrayaan 1?
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- When was Chandrayaan 1 launched?
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- Why is Chandrayaan 1 a great achievement for India?
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- What are India’s remarkable achievements in the field of space research?
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- Which organisation carries out India’s space research?
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- What were the objectives of the Lunar Prospector?
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- What were NASA’s other Moon endeavours?
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- What is special about Apollo 17?
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- What happened to Apollo 13?
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- Who first drove on the Moon?
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- Why is Eagle famous?
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- Why did Apollo 11 create history?
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- What do we know about the design of the Apollo spacecraft?
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- Which was the first manned-flight of the Apollo mission?
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- How did Saturn V play an important role in Moon explorations?
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- What are the challenges a lunar probe faces on its journey to the Moon?
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- Why was the Apollo programme one of the most ambitious projects in the history of America?
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- Which was America’s first human spaceflight programme?
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- Did the Cold War affect the exploration of the Moon?
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- Which organization envisioned the Surveyor program?
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- What do we know about the Lunar Orbiter program?
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- What do we know about America’s early attempts to reach the Moon?
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- Why do scientists aim for a point in space rather than the Moon itself when they want a spacecraft to reach the Moon?
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- Which among Soviet Union’s spacecraft brought back samples of lunar soil to the Earth?
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- Why were lunar probes sent to the Moon before humans?
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- Which was the first spacecraft to orbit the Moon?
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- Which lunar probe made the first successful soft landing on the Moon?
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- Which lunar probe took pictures of the far side of the moon for the first time?
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- Which was the first lunar probe that landed on the Moon?
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- What do we know about the Soviet Union’s Luna Programme?
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- When did the space race begin?
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- How did Adrien Auzout prove that there was no life on the Moon?
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- Why was ‘The Great Moon Hoax’ sensational?
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- What did Karl Gilbert propose about the formation of the Moon?
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- What were the initial observations about lunar craters?
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- What do the early studies reveal about the surface of the Moon?
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- How did the invention of the telescope change the studies about the Moon and other celestial bodies?
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- Did Archimedes contribute to the study of the Moon?
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- What were the other major studies about the Moon before the invention of the telescope?
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- How are cyclones named?
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- What is lunar litter?
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- Why did the Babylonians show a special interest in studying about the Moon?
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- What are the challenges in a spacewalk?
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- How is a spacewalk performed?
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- What’s in a spacesuit?
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- What is spacewalk? And why is a spacesuit important for spacefaring astronauts?
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