What is usually found passing through the earth's atmosphere?

a. asteroid
b. meteorite
c. meteor
d. comet

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation

Where would you be most likely to find a freshet?

What happens to rock when acid reacts with it?