Riverine systems leave behind deposit, also known as sedimentation. These material deposits can play a critical part in soil fertility and farming by constantly renewing nutrients.
depth i think
Sediments.
depositation
Plutonium
sandbars
terminal moranies
Silt and Sediment.
it is a sediment
Gravity, air resistance, the material of the ball, and the height from which it was dropped initially.
terminal moranies
deltas
terminal moranies
riverine island