Earth Test Review

P and S waves are body waves caused by

• oceans

• mountains

• the tides

• Earthquakes

Tags

NGSS.MS-PS4-2

P waves travel (check the 2 that are correct)

• longitudinally

• up and down

• through solids only

• twice as fast as S waves

Tags

NGSS.MS-PS4-2

P and S waves help us to understand (check the 2 that are correct)

• The properties of the layers of the Earth

• which layers of the Earth are solid or liquid

• How the tides work in oceans

Tags

NGSS.MS-ESS3-2

When P waves leave the mantle and enter the outer core, they...

• slow down

• speed up

• get absorbed

What is the thinnest layer?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the thickest layer?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the coolest layer?

• Crust

• Mantle

• Outer Core

• Inner Core

Which layer is made of solid Iron and nickel?

• Crust

• Mantle

• Outer Core

• Inner Core

The Lithosphere is made up of the ___________.

• Crust and Upper Mantle

• Inner and Outer Cores

• Outer Core and Lower Mantle

• Lower and Middle Mantle

What are convection currents?

• the cycle of heated rock or metal rising, and cooling rock or metal falling.

• the cycle of cooling rock or metal rising, and heated rock or metal falling.

• an electric current found in the mantle.

• and electric current found in the outer core.

Tags

NGSS.MS-ESS2-1