Weathering and Erosion

Over long periods of time, deposition may change the Earth’s surface by _____.

• forming new land features.

• breaking down large rocks into smaller ones.

• washing away beaches.

• moving topsoil.

What is the process that picks up and moves weathered rocks?

• Deposition
• Landslide
• Weathering
• Erosion

Deposition changes the Earth’s surface because bits of broken rock and soil _____.

• stop rivers from flowing.
• make rich farmlands.
• are dropped in new places.
• move very slowly.

The process by which water, ice, wind, or gravity moves weathered rock and soil from one place to another.

• Weathering
• Erosion
• Deposition
• Crop Rotation

How do plants weather rocks?

• During photosynthesis
• When roots grow into cracks of rocks and expand the rock breaks.
• When the plant moves water from the roots to the leaves, the rock breaks.
• Plants don't weather rocks.

What is the wearing away or breaking down of rocks called?

• Deposition
• Erosion
• Glaciers
• Weathering

What is weathering?

• the breaking down of rocks into sediments
• the movement of sediments from one location to another
• the dropping off of sediments
• the flooding of a river

What is erosion?

• the breaking down of rocks into sediments
• the movement of sediments from one location to another
• the dropping off of sediments
• the flooding of a river

What is deposition?

• the breaking down of rocks into sediments
• the movement of sediments from one location to another
• the dropping off of sediments
• the flooding of a river

What is the name for broken up pieces of rock?

• dirt
• weathering
• sediments
• delta