Lesson 5 Slow changes to EarthQuiz

What is weathering?

• The breaking down of rocks on the Earth's surface by wind and water.

• The process of planting trees.

• The movement of tectonic plates.

• The formation of clouds.

What can cause cracks in rocks over time?

• Plant roots, water, and ice

• Sunlight and wind

• Animals and insects

• Fire and smoke

What can happen to rocks as a result of weathering?

• They can be loosened

• They can be painted

• They can be polished

• They can be glued

What happens to mountains during erosion?

• They grow taller

• They slowly wear down

• They become volcanoes

• They turn into lakes

Which of these is a result of erosion?

• New mountains forming

• Soil and sand moving to new places

• Rivers drying up

• Forests growing

What is erosion?

• The breaking down of rock

• The carrying away of rock by water, wind, or ice

• The formation of mountains

• The freezing of water

Which process can be caused by ice?

• Weathering

• Erosion

• Melting

• Freezing

What happens to rock during erosion?

• It is broken down

• It is carried away

• It is melted

• It is frozen

Which natural forces can carry away rocks, sand, and soil in the process of deposition?

• Wind, water, or ice

• Fire, lightning, or thunder

• Sunlight, rain, or snow

• Earthquakes, volcanoes, or tsunamis

What happens to rocks, sand, and soil during deposition?

• They are carried away and left in a new place

• They are melted into lava

• They are turned into fossils

• They are eaten by animals