Weathering, Erosion, or Deposition?

The roots of a tree have grown right through a rock, breaking it in pieces.

• weathering
• erosion
• deposition

Gravity causes rocks to slide down the side of a mountain.

• weathering
• erosion
• deposition

A sand dune formed in the desert from strong winds.

• weathering
• erosion
• deposition

A sand bar was created by waves and currents.

• weathering
• erosion
• deposition

The wind is picking up sand and blowing it in the air at the beach.

• weathering
• erosion
• deposition

Rocks and dirt stick to a glacier as it slides down a mountain side.

• weathering
• erosion
• deposition

A rock is rough and broken where it has frozen over and over again.

• weathering
• erosion
• deposition

Acid in water causes limestone to crumble away to form a cave in spring.

• weathering
• erosion
• deposition

Seashells are carried along through the water by waves and currents.

• weathering
• erosion
• deposition

A rock becomes smooth as other rocks bump against it in a river.

• weathering
• erosion
• deposition