Topics from January 2020
- WHAT IS LIGHT?
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- WHAT ARE LUMINOSITY AND MAGNITUDE?
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- CAN WE LOOK BACK IN TIME?
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- HOW ARE STARS CLASSIFIED?
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- HOW FAST DOES LIGHT TRAVEL?
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- HOW CAN BLACK HOLES BE DETECTED?
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- WHY ARE BLACK HOLES SO POWERFUL?
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- WHAT ARE NEUTRON STARS?
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- HOW DO LARGE STARS DIE?
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- HOW LONG IS A STAR'S LIFESPAN?
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- WHAT IS CORE FUSION?
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- DO STARS COME IN DIFFERENT SIZES?
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- WHERE ARE STARS BORN?
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- WHAT IS AN ANNULAR ECLIPSE?
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- HOW HIGH CAN SOLAR PROMINENCES SHOOT?
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- HOW CAN WE OBSERVE THE SUN?
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- HOW DOES SOLAR WIND AFFECT EARTH?
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- WHAT IS AN ECLIPSE?
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- HOW BIG IS THE SUN?
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- WHAT ARE SUNQUAKES?
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- WHY DOES THE SUN HAVE SPOTS?
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- HOW HOT IS THE SUN?
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- HOW DOES THE SUN GENERATE ENERGY?
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- HOW MUCH DAMAGE COULD A METEORITE IMPACT DO?
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- WHY ARE THERE SO FEW CRATERS ON EARTH?
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- CAN SCIENTISTS PREDICT METEOR SHOWERS?
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- HOW FAST DO METEORITES IMPACT WITH THE EARTH?
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- WHY DO METEOR SHOWERS OCCUR?
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- WHAT ARE METEORITES MADE FROM?
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- WHAT IS THE DIFFERENCE BETWEEN A METEOROID, A METEOR, AND A METEORITE?
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- WHAT KIND OF ORBITS DO COMETS HAVE?
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- HOW MANY METEORITES LAND ON EARTH?
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- HOW WILL SCIENTISTS FIND OUT MORE ABOUT COMETS?
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- WHAT HAPPENS WHEN A COMET HITS A PLANET?
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- HOW CLOSE HAS A PROBE FLOWN TO A COMET?
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- WHEN WAS THE FIRST RECORDED SIGHTING OF A COMET?
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- DOES A COMET’S TAIL ALWAYS FOLLOW THE NUCLEUS?
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- HOW MANY TAILS DOES A COMET HAVE?
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- WHAT ARE COMETS MADE FROM?
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- HOW DO COMETS GET THEIR TAILS?
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- IS THERE A TENTH PLANET?
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- WHAT IS THE KUIPER BELT?
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- WHAT LIES BEYOND PLUTO?
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- WHAT IS A DUAL PLANET SYSTEM?
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- WHAT ARE CONDITIONS LIKE ON PLUTO?
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- HOW MUCH DO WE KNOW ABOUT PLUTO?
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- IS PLUTO REALLY A PLANET?
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- WHY ARE URANUS AND NEPTUNE ICE GIANTS?
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- WHICH IS THE COLDEST BODY IN THE SOLAR SYSTEM?
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- WHAT IS THE WEATHER LIKE ON NEPTUNE?
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- HOW WAS NEPTUNE DISCOVERED?
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- Why do the planets have different colors?
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- WHY ARE URANUS AND NEPTUNE BLUE?
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- HOW ARE URANUS' MOONS UNUSUAL?
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- IS THERE ANY ACTIVITY ON URANUS?
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- WHY IS URANUS LIKE A BARREL?
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- Why don’t we experience lunar eclipse every month?
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- What was Mercury's last mission?
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- How is it possible for the Sun to keep ‘burning’ for billions of years?
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- WHY ARE SCIENTISTS INTERESTED IN TITAN?
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- HOW DO RINGS FORM?
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- WHAT ARE SHEPHERD MOONS?
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- ARE THERE STORMS ON SATURN?
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- DO OTHER PLANETS HAVE RINGS?
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- HOW MANY RINGS DOES SATURN HAVE?
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- WHAT ARE SATURN’S RINGS MADE FROM?
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- WHAT ARE SATURN’S EARS?
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- WHY DOES JUPITER GIVE OUT SO MUCH HEAT?
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- DOES JUPITER HAVE A SURFACE?
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- HOW DID JUPITER GET ITS RINGS?
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- WHY ARE THE JUPITER’S MOONS SO MASSIVE?
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- WHAT WERE THE VOYAGER MISSIONS?
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- WHAT IS JUPITER’S RED SPOT?
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- WHY DOES JUPITER HAVE BANDS OF CLOUDS?
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- COULD JUPITER BECOME A STAR?
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- CAN ASTEROIDS HAVE MOONS?
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- HOW CAN WE FIND OUT MORE ABOUT ASTEROIDS?
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- HOW CLOSE DO ASTEROIDS FLY TO EARTH?
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- HOW DID THE ASTEROID BELT FORM?
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- WHAT IS BODE’S LAW?
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- WHAT IS THE ASTEROID BELT?
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- WHAT ARE ASTEROIDS?
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- Which is the second largest moon of Saturn?
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- PLASTICS AND THEIR HISTORY
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- PLASTICS AND THEIR USES
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- HOW DOES PLASTIC ENVIRONMENT?
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- WHAT IS THE PLASTIC RECYCLING?
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- What are Synthetic Fibers?
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- What are plastic foams?
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- PAINTS AND ADHESIVES
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- MAKING FLEXIBLE SHEETS
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- MAKING HARD SHEETS
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- What is plastic Moulding?
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- WHAT ARE THE TYPES OF PLASTIC?
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- HOW ARE PLASTICS MADE?
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- WHAT HAPPENS AT AN OIL REFINERY?
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- WHERE DO PLASTICS COME FROM?
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- WHAT IS A PLASTIC?
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- Will Hawking radiation make a black hole unstable and die?
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- How Spirit reached Mars?
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- WHAT IS THE SURFACE OF MARS LIKE?
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- CAN ANYBODY LIVE ON MARS?
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- IS THERE STILL WATER ON MARS?
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- WHAT IS TERRAFORMING?
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- WHAT IS SPECIAL ABOUT THE METEORITE ALH84001?
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- WHY IS MARS KNOWN AS THE RED PLANET?
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- DOES MARS HAVE AN ATMOSPHERE?
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- HAS THERE EVER BEEN LIFE ON MARS?
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- ARE THERE CANALS ON MARS?
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- HOW DOES THE MOON AFFECT EARTH?
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- How do we measure force and work?
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- What are pulleys and gears used for?
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- OVERCOMING FORCES
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- What are some examples of centripetal force?
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- WHAT IS GRAVITY?
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- What is Elastic Force?
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- Reducing Friction
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- What is friction?
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- Forces at work
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- What can forces do?
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- How is force produced?
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- WHAT ARE NATURAL FORCES?
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- WHAT HAPPENS DURING A LUNAR ECLIPSE?
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- WHY IS THE SKY ALWAYS BLACK ON THE MOON?
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- WHY DOES THE MOON HAVE PHASES?
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- HOW DID THE MOON FORM?
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- IS THE MOON HOT OR COLD?
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- HOW FAR AWAY IS THE MOON?
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- WHAT IS THE MOON MADE OF?
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- WHY ARE THERE SO MANY VOLCANOES ON VENUS?
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- WHY IS VENUS LIKE A GREENHOUSE?
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- HOW DOES RADAR TECHNOLOGY WORK?
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- WHAT WAS THE MAGELLAN MISSION?
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- HOW CAN WE SEE PAST VENUS’ CLOUDS?
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- WHY IS VENUS A KILLER PLANET?
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- HOW DO CRATERS FORM?
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- WHY IS MERCURY SCARRED?
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- WHAT IS UNUSUAL ABOUT MERCURY'S ORBIT?
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- WHY IS MERCURY DIFFICULT TO SEE?
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- WHY IS MERCURY HEAVY?
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- WHY DOES MERCURY GET SO COLD?
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- IS MERCURY A DEAD PLANET?
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- IS THERE ICE ON MERCURY?
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- HAS THE EARTH ALWAYS LOOKED THE WAY IT DOES TODAY?
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- HOW LONG HAVE HUMANS LIVED ON EARTH?
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- HOW DID LIFE BEGIN ON EARTH?
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- WHAT IS THE ECOSPHERE?
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- WILL THERE ALWAYS BE LIFE ON EARTH?
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- HOW DID LIFE DEVELOP ON EARTH?
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- WHY IS THERE LIFE ON EARTH?
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- WHY ARE PLANETS SPHERICAL?
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- WHAT ARE PLANETS MADE OF?
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- HOW DID THE SOLAR SYSTEM FORM?
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- ARE PLANETS AND MOONS THE ONLY THINGS IN THE SOLAR SYSTEM?
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- WHAT IS THE DIFFERENCE BETWEEN THE INNER AND THE OUTER PLANETS?
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- WHAT IS AN ORBIT?
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