Questão 1
Questão
Fossil Fuel- Most important uses: fuels, especially liquid fuels for vehicles. Petrochemicals and plastics. Important properties: high energy content, carbon forms very complex molecules.
Questão 2
Questão
Metal- Most important uses: stainless steel. Important properties: forms alloys- makes steel harder and corrosion-resistant.
Responda
-
Aluminium
-
Chromium
-
Copper
Questão 3
Questão
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.
Questão 4
Questão
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.
Responda
-
Granite
-
Gravel
-
China Clay
Questão 5
Questão
Fossil fuel- Most important uses: fuel, especially for electricity generation. Coke for iron smelting. Important properties: high energy content.
Questão 6
Questão
Non-Metal Mineral- Most important uses: bricks, roof tiles, pottery. Important properties: waterproof when baked, easily moulded.
Questão 7
Questão
Non-Metal Mineral- Most important uses: filler in paper, pottery, plastic items, paints, cosmetics, pharmaceuticals. Important properties: very fine-grained, inert, non-toxic.
Questão 8
Questão
Non-Metal Mineral- Most important uses: concrete. Important properties: coarse-grained filler.
Responda
-
Gravel
-
Limestone
-
China Clay
Questão 9
Questão
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.
Responda
-
Aluminium
-
Copper
-
Chromium
Questão 10
Questão
Non-Metal Mineral- Most important uses: builders' mortar, glass. Important properties: fine-grained inert filler, transparent in thin sheets.
Questão 11
Questão
Metal- Most important uses: electric cables, water pipes. Important properties: malleable, very good electrical conductor, corrosion-resistant.
Questão 12
Questão
Non-Metal Minerals- Most important uses: roof slates. Important properties: waterproof, splits to form thin, flat sheets.
Questão 13
Questão
Fossil Fuel- Most important uses: fuel, especially for heating and electricity generation. Important properties: high energy content.
Questão 14
Questão
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.