Natural Resources Unit Test
Coal is a very useful rock that formed over millions of years from the remains of plants. Is coal a mineral? (1 point)
• No, coal is not a mineral because coal can be burned to produce electricity and heat.
• Yes, coal is a mineral because all rocks are nonliving solid minerals.
O No, coal is not a mineral because coal is made of dead plants.
• Yes, coal is a mineral because all rocks that are useful to people are minerals.
1 answer
Yes, coal is a mineral because all rocks that are useful to people are minerals.
1 answer