What agent is responsible for laying down most of the sedimentary rock we see today?
What ccauses a river to form a delta?
Sediments carries it their
What kind of water is responsible for eroding underground caverns?
A rock is formed and then later on is changed as a result of heat and pressure. What kind of rock is it now?
A layer of rock is laid down b water. What kind of rock is it?
A layer of rock is formed from lave that erupts from a volcano. What kind of rock is it?