Earth's Structure

What is the name of the thin layer of solid rock that makes up the outermost part of Earth?

• core

• crust

• mantle

• biosphere

Which layer of Earth is solid and why?

• The inner core is solid because of movement of the outer core.

• The inner core is solid because of the freezing temperatures.

• The inner core is solid because of the extreme pressure from the other layers.

• The outer core is solid because of the extreme pressure from the other layers.

Which layer is plastic and has the consistency of silly putty allowing movement?

• asthenosphere

• lithosphere

• mesosphere

• crust

The deeper into Earth you go the...

• greater the pressure

• less pressure

• pressure remains the same

Which layer of Earth is LIQUID?

• upper mantle

• lower mantle

• outer core

• inner core

What is the rigid outermost layer of Earth that includes the crust and the uppermost mantle

• asthenosphere

• continental crust

• oceanic crust

• lithosphere

Which state of matter is the earth's inner core?

• plasma

• liquid

• solid

• gas

This layer of the earth is the thickest part

• crust

• outer core

• mantle

• inner core

The waves of energy that travel through the earth's layers are

• scenic waves

• tidal waves

• cosmic waves

• seismic waves

Tags

NGSS.MS-PS4-2

What percentage of Earth's volume is found in the crust?

• 22%

• 1%

• 84%

• 15%