Weathering, Erosion Review

What is the process where rocks are broken down?

• Weathering

• Erosion

• Deposition

• Glaciation

Which is a cause of weathering?

• Water

• Waves

• Wind

• Gravity

• All of the above

What is the difference between mechanical weathering and chemical weathering?

• Mechanical weathering is breaking down of rocks

• Mechanical weathering is the change in chemical composition

• Chemical weathering has a change in the rock's chemical composition and mechanical doesn't

• Chemical weathering is breaking down of rocks

Which is not an example of mechanical (physical) weathering?

• Frost wedging (freeze thaw)

• Hydrolysis

• Abrasion

• Exfoliation

• Plants and animals

Which weathering has water freeze in the cracks and wedges it apart because water expands when it freezes?

• Frost Wedging (Freeze thaw)

• Abrasion

• Plant root growth

• Exfoliation

Which weathering is the gradual peeling of layers due to uplift?

• Freeze thaw

• Plants and animals

• Abrasion

• Exfoliation

What type of weathering is the breakdown of rock because minerals are changed to different substances (change in composition)?

• Abrasion

• Physical weathering

• Chemical weathering

• Freeze thaw

Which type of chemical weathering creates caves and sinkholes?

• Physical weathering

• Hydrolysis

• Oxidation

• Freeze thaw

Oxidation forms ______________

• Water

• Plants

• Rust

• Ice

Which factor doesn't change the rate of weathering?

• Surface area

• Rock composition

• Climate

• Metal