Earth's Structure

Which of Earth's layer is the most dense?

• crust
• mantle
• outer core
• inner core

What is the thinnest layer on Earth?

• mantle
• crust
• inner core
• outer core

Which layer is described as plastic-like?

• lithosphere
• asthenosphere
• magnetosphere
• core

The outer part of the magnetic field that protects Earth from cosmic rays is called:________

• magnetosphere
• geosphere
• biosphere
• cryosphere

What is the combination of the crust and uppermost mantle?

• asthenosphere
• geosphere
• magnetosphere
• lithosphere

Objects with less mass have more gravitational force.

• True
• False

What word describes topographic features formed by processes that shape Earth's surface?

• relief
• elevation
• landform
• topography

What is the layer under the crust?

• mantle
• outer core
• crust
• inner core

What word describes the height above sea level?

• relief
• elevation
• landform
• topography

Both plains and plateaus have high elevation.

• True
• False