ocr: Resources mined from the Earth's surface provide the raw materials for modern society. Therc arc thousands of rcsources wC: rcly on, from diamonds to oil and from salt to stone. Everyday itens as diveise as cars, skyscrapers, gasoline, computers, and batteries all use mined resources. METALS Mctals arc widcly used becausc thcy havca a number of importaat propertics. Firstly, all metals conduct (or transmit) heat and electricity. Secondly, most metals are strong and hard. This means they can support heavy loads and can be used to make large structures such as bridges and buildings. Hard metals ...
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