The what were once very high mountains but have been eroded over time A. great basin
B. appalachian highlands
C. rocky mountains
A, B, or C Please and thank you

Arid and semiarid subcategories are part of which climate

What can happen to solar radiation when it enters earths atmosphere? check all that apply 1)it is absorbed by earth. 2)it is reflected by clouds. 3)it is reflected by glacial ice. 4)it is condensed into visible light. 5) is amplified by water molecules.

What does this grave marker reveal about roman society