Earth Science Review (4th Grade, Unit 4)

Where are mid-ocean ridges and deep ocean trenches found?

What is formed by erosion?

Gravity pulls loosened rock downhill in a landslide.

When looking at layers of rock, the oldest rock is...

Wind, water, ice, chemicals, and even plants can cause weathering.

Erosion is NOT the moving of sediment from one place to another.

Earthquakes cause liquefaction.

Which region receives the least amount of rainfall?

Earthquakes can NOT be measured.

Liquefaction is when the ground changes from a solid condition to a liquid-like condition.

Scientists measure small earthquake and gases in the air to predict if a volcano may erupt.

When looking at layers of rock, the youngest layer is...

Which region receives the most amount of rainfall?

Mountain Ranges are found

Volcano eruptions can be predicted.

Weathering is when ____ break apart, wear away, or dissolve into small particles.

Which region receives more rainfall?

This feature is caused when water erodes rock...

Sand dunes are caused by...