Pregunta 1
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Fossil Fuel- Most important uses: fuels, especially liquid fuels for vehicles. Petrochemicals and plastics. Important properties: high energy content, carbon forms very complex molecules.
Pregunta 2
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Metal- Most important uses: stainless steel. Important properties: forms alloys- makes steel harder and corrosion-resistant.
Respuesta
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Aluminium
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Chromium
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Copper
Pregunta 3
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Metal- Most important uses: construction- buildings, ships, road vehicles, appliance cases e.g. cookers. Important properties: Malleable, can be moulded or rolled. Strong but high density. Rusts. Forms alloys e.g. stainless steel.
Pregunta 4
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Non-Metal Mineral- Most important uses: blocks for building road kerbs, kitchen worktops, floor tiles, crushed for road surface chippings. Important uses: hard and resistant to wear.
Respuesta
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Granite
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Gravel
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China Clay
Pregunta 5
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Fossil fuel- Most important uses: fuel, especially for electricity generation. Coke for iron smelting. Important properties: high energy content.
Pregunta 6
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Non-Metal Mineral- Most important uses: bricks, roof tiles, pottery. Important properties: waterproof when baked, easily moulded.
Pregunta 7
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Non-Metal Mineral- Most important uses: filler in paper, pottery, plastic items, paints, cosmetics, pharmaceuticals. Important properties: very fine-grained, inert, non-toxic.
Pregunta 8
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Non-Metal Mineral- Most important uses: concrete. Important properties: coarse-grained filler.
Respuesta
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Gravel
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Limestone
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China Clay
Pregunta 9
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Metal- Most important uses: packaging, vehicles, constriction- window frames etc. Important properties: malleable, strong with low density, good conductor of heat and electricity, corrosion resistant.
Respuesta
-
Aluminium
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Copper
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Chromium
Pregunta 10
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Non-Metal Mineral- Most important uses: builders' mortar, glass. Important properties: fine-grained inert filler, transparent in thin sheets.
Pregunta 11
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Metal- Most important uses: electric cables, water pipes. Important properties: malleable, very good electrical conductor, corrosion-resistant.
Pregunta 12
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Non-Metal Minerals- Most important uses: roof slates. Important properties: waterproof, splits to form thin, flat sheets.
Pregunta 13
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Fossil Fuel- Most important uses: fuel, especially for heating and electricity generation. Important properties: high energy content.
Pregunta 14
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Non-Metal Mineral- Most important uses: building blocks, crushed for aggregate for road surface chippings and railway track ballast, cement. Important properties: hard, easily cut and crushed, quite resistant to wear. Baked lime (with clay and gypsum) hardens when mixed with water.