A geology student finds a sample of sediment that is approximately 5 millimeters in
diameter and is easy to throw. In which category would the student most likely
classify this sediment?
O
Boulder
O
Cobble
Pebble
O Sand

How does rain water cause erosion and deposition? a. when acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves. b. when a river overflows it moves downhill resulting in the formation of caves. c. when it rains, water flows into rivers and streams and moves back to land, resulting in the formation of caves. d. when water empties into lakes, sediment is deposited, resulting in formation of caves.