1. 5.ores 2 some rocks are called ores 3 vocabulary: ores a mineral or a rock that has enough metal...
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Some rocks are called ores 3 Vocabulary: ores A mineral or a rock that has enough metal in it to make it worth miningTRANSCRIPT
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5. Ores
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Some rocks are called ores
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Vocabulary:
ores
A mineral or a rock that has enough metal in it to make it
worth mining
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Most ores are found in beds with rocks of little value
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But others are deep within the ground
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Ore beds close to the surface are easy to mine
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Some ores contain metals like iron and copper
Metals are usually shiny substances
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Iron and copper can transfer heat and electricity easily
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Some metals can be pounded flat or pulled into wires without
breaking
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This means they are malleable
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Vocabulary:
malleable
Easily hammered or shaped without breaking
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Lead, gold, and aluminum are metals found in ores
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Metal ores are important because so many products are
made from them
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From gold, we make jewelry and fillings for teeth
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Lead is used to make pipe
Copper is used to make wire
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Aluminum is used to make airplanes, cans, foil, cooking
pots, and motors
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Iron is used to make steel
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Which in turn we then can make stainless steel
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Some ores contain minerals like sulfur and graphite
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Sulfur is important because it is used in making medicines and
fertilizers
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Graphite, a form of carbon, is the “lead” in most
pencils
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