Pre Assessment Erosion and Weathering Quiz

What is the main difference between weathering and erosion?

• Erosion breaks down rocks; weathering moves them

• Weathering moves rocks; erosion breaks them

• Weathering breaks rocks down; erosion moves them

• Both do the same thing

Which of the following is NOT an agent of erosion?

• Water

• Wind

• Fire

• Gravity

What is sediment?

• A type of soil

• Weathered rock particles moved by erosion

• Lava from a volcano

• Crystals formed underground

Which natural force is responsible for landslides?

• Ice

• Wind

• Water

• Gravity

Which of the following best describes water erosion?

• Blowing sand moving across the desert

• Glaciers scraping rock

• A river carving a canyon

• Rocks falling off a cliff

A glacier causes erosion by:

• Freezing rocks

• Sliding over land and dragging rock with it

• Melting quickly

• Causing earthquakes

Which feature is most likely formed by wind erosion?

• Canyon

• Dune

• River delta

• Glacier valley

What usually happens after erosion?

• Crystallization

• Freezing

• Deposition

• Expansion

What does "abrasion" mean in erosion?

• Rocks rubbing against each other and wearing down

• Rocks freezing and cracking

• Acid dissolving rock

• Volcanoes exploding

Which is a human-made method to reduce erosion?

• Making earthquakes

• Planting grass on slopes

• Building sandcastles

• Creating landslides