Earth's features

the dropping off of sediment

a rock can change size and shape without changing what it is made of

Fossil fuels are --------------once they are used up, they are gone forever

The slow process that breaks rocks down into smaller pieces

What are bits of rock, sand, and soil called

In order to keep from running out of fossil fuels, we use different energy sources called

The resources that the earth provides and is not man-made are called

the study of the earth and its features

water, wind, and ice are causes of

Water that falls from clouds down to the Earth