Nonrenewable Resources

Question 1 • AA-F26 Physical Science

What is an ore?

Answer

an object that has been recycled

an article of clothing that is made from natural fiber

a rock that contains enough of a metal to be worthwhile to extract

a fossil fuel that can be burned to generate electricity

Explanation

An ore is a rock that contains enough of a valuable metal for it to be worthwhile to extract. Therefore, choice C is correct. Recycled objects, natural-fiber clothing, and fossil fuels are not ores.

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