Unit 5: Weathering, Erosion, and Soil

All of the following are examples of physical weathering EXCEPT

• animal burrowing

• plant roots

• carbon dioxide

• ice

Longshore drift is

• when the current flows onto the beach and back into the ocean in a sheet formation

• when the current flows sideways and doesn't reach the beach

What causes beach erosion?

• ocean seaweed

• ocean animals

• ocean floor

• ocean waves

In what type of rock would you find fossils?

• Sedimentary

• metamorphic

• igneous

• quartz

A picture of thousands of trees cut down in a wooded area is

• detox

• deimmigration

• deforestation

Which type of mass movement occurs when water undercuts the land causing the land to break off and fall into the ocean?

• bump

• dump

• slump

• crump

Which agent of erosion is responsible for forming the Grand Canyon?

• Erosion by land

• Erosion by water

• Erosion by air

• Erosion by wind

What type of weathering causes sinkholes to form?

• chemical weathering

• mechanical weathering

• animal weathering

• erosion weathering

All of the following are examples of chemical weathering EXCEPT

• rust

• plant roots

• acid rain

• oxygen reacting with minerals in rocks

What things increase soil erosion? Mark all that apply.

• overgrazing

• farming

• urban construction and deforestation

• planting trees