2. What is the process that scientists think forms Earth's physical features, and what does it mean?

Plate tectonics is the name for the process that forms Earth's features. Plates spread apart, bump together, slide under one another, or slide past each other. Forces on the surface also change the land. The movement of wind and water breaks rock down, and erosion wears Earth's surface away.

b.) plain  

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these include the fossil fuels, oil, natural gas, and coal and nuclear energy. hope this ! ^.^

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