Weathering, Erosion, and Deposition Flashcard

Front

What is weathering?

Back

The breaking down of rocks into smaller pieces

Front

Which type of weathering occurs when water freezes and expands in cracks in rocks?

Back

Mechanical weathering

Front

True or False: Erosion moves materials from one place to another.

Back

True

Front

What is deposition?

Back

The dropping off of sediments in a new place.

Front

Where is deposition most likely to occur? Options: At the top of a mountain, Along a riverbank, At the mouth of a river, On a steep slope

Back

At the mouth of a river

Front

What are the four main layers of the Earth? Options: Crust, Ocean, Mantle, Core; Crust, Mantle, Outer Core, Inner Core; Soil, Mantle, Lava, Inner Core; Surface, Crust, Mantle, Core

Back

Crust, Mantle, Outer Core, Inner Core

Front

Which layer of the Earth is made of solid rock and is the thinnest?

Back

Crust

Front

True or False: The outer core is solid.

Back

False

Front

What process breaks rocks into smaller pieces that can be moved by erosion?

Back

Weathering

Front

Which activity is an example of mechanical weathering the student can check off the list?
- an acorn falling out of a tree
- an ant placing a soil particle on an anthill
- a stone becoming smooth in a flowing riverbed
- a puddle getting smaller as the sun shines on it

Back

a stone becoming smooth in a flowing riverbed