Topics from May 2020
- WHAT IS THE SCALE OF A MAP?
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- WHAT IS A MAP KEY?
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- WHO WAS GERARDUS MERCATOR?
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- WHAT IS A MAP PROJECTION?
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- HOW ARE MODERN MAPS MADE?
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- HOW DO UNDERGROUND MINES OPERATE?
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- COULD THE EARTH’S MINERALS BE USED UP?
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- WHAT IS OPENCAST MINING?
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- CAN MINERALS BE OBTAINED FROM PLACES OTHER THAN THE EARTH'S CRUST?
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- IS WATER USEFUL IN MINING?
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- Why do things take longer to cook at higher altitudes?
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- WHERE ARE THE WORLD’S MOST IMPORTANT MINING AREAS?
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- WHAT IS PEAT?
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- WHICH MINERALS ARE OBTAINED BY MINING?
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- HOW IS OIL MINED?
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- WHAT IS CATALYTIC CRACKING?
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- HOW DOES PACKAGING HELP TO PRESERVE FOOD?
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- WHAT ARE FOSSIL FUELS?
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- WHAT ARE THE BASIC FOOD FLAVOURS?
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- HOW CAN FOODS BE PRESERVED WITHOUT FREEZING?
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- WHY ARE CHEMICALS ADDED TO FOOD?
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- WHAT MAKES A CAKE RISE?
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- HOW DOES YEAST WORK?
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- WHY DO WE COOK FOOD?
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- HOW WERE WINDOWS MADE BEFORE GLASS WAS WIDELY AVAILABLE?
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- HOW ARE MIRRORS MADE?
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- HOW ARE STAINED GLASS WINDOWS MADE?
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- HOW IS GLASS BLOWN?
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- HOW IS GLASS CUT?
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- HOW IS PLATE GLASS MADE?
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- WHAT IS GLASS MADE OF?
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- HOW LONG DOES IT TAKE TO SHEAR A SHEEP?
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- WHAT IS SILK MADE FROM?
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- HOW ARE FABRICS PATTERNED?
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- WHAT IS THE DIFFERENCE BETWEEN KNITTING AND WEAVING?
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- WHAT IS SPINNING IN TEXTILES?
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- HOW ARE THREADS AND TEXTILES COLOURED?
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- WHERE DO FIBRES FOR TEXTILES COME FROM?
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- HOW IS A HARDBACK BOOK COVER MADE?
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- WHAT IS A TEXTILE?
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- WHY CAN THE NUMBER OF PAGES IN A BOOK USUALLY BE DIVIDED EXACTLY BY 16?
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- WHAT IS A TYPEFACE?
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- WHAT IS PRINTING REGISTRATION?
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- HOW ARE DIFFERENT TONES OF COLOUR PRINTED?
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- HOW MANY COLOURS ARE USED IN COLOUR PRINTING?
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- WHEN WAS PRINTING INVENTED?
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- WHAT IS THE MATERIAL USED IN INDIAN CURRENCY?
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- CAN PAPER ONLY BE MADE FROM WOOD FIBRES?
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- WHERE PAPER WAS FIRST MADE?
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- HOW STRONG IS CARDBOARD MADE?
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- WHAT KIND OF PLANT FIBRE IS USED TO MAKE PAPER?
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- WHAT DOES A DANDY ROLL DO?
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- HOW IS PAPER MADE?
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- HOW ARE DIFFERENT PAPERS DESCRIBED?
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