Earth's Crust

Earth's crust can be classified in two ways. What are the the types of crust?

• water and continental

• continental and land

• oceanic and continental

• oceanic and water

Some parts of Earth are 21 miles deep. Compared to the other layers of Earth, the crust is the ________ layer.

• thinnest
• thickest
• equal size
• no answer listed

Name the two rocks that make up most of Earth's crust. Select two answers.

• basalt

• diamonds

• granite

• minerals