Fossils of ocean clams are found in the rocks of the Appalachian Mountains. What
do these fossils most likely indicate?

A. The area that is now the mountains was once under the ocean.

B. The mountains once had a more rainy climate.

C. The rock layer in which these fossils were found is composed of igneous
rock.

D. The rock layer in which these fossils were found is composed of
metamorphic rock.

Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.