Plate Tectonics

What is the outermost layer of the Earth called?

• Mantle

• Inner Core

• Lithosphere (crust)

• Outer Core

Which layer of the Earth is directly beneath the crust?

• Inner Core

• Mantle

• Outer Core

• Lithosphere

What is the innermost layer of the Earth?

• Mantle

• Outer Core

• Inner Core

• Crust

How do geologists determine the composition of the Earth's core?

• Direct observations

• Indirect observations

• Satellite imaging

• Drilling

How many major types of rocks compose the lithosphere?

• 2

• 3

• 4

• 5

What is the term used for rock in the mantle that acts like a fluid?

• Solid rock

• Plastic rock

• Liquid rock

• Brittle rock

Where do tectonic plates move?

• On the ocean floor

• In the atmosphere

• On the upper portion of the mantle

• In the core

Tags

NGSS.MS-ESS2-3

What is the upper portion of the mantle called where tectonic plates move?

• Lithosphere

• Atmosphere

• Asthenosphere

• Biosphere

Tags

NGSS.MS-ESS2-3

What happens to denser oceanic plates?

• They float on the surface.

• They subduct, pulling the rest of the plate behind it.

• They break apart.

• They remain stationary.

Tags

NGSS.MS-ESS2-3

Which layers of the Earth are made of rock?

• Inner and outer core

• Lithosphere and mantle

• Asthenosphere and core

• Tectonic plates and core

Tags

NGSS.MS-ESS2-1