The Earth's Internal Structure

What are the two types of Seismic Waves?

• Body Waves

• Surface Waves

• Primary Waves

• Secondary Waves

The outer core of the Earth is a liquid.

• True

• False

Which Body Wave can go through the liquid layer?

• Primary Wave

• Secondary Wave

The Mantle is ___% of the Earth's volume.

• 88

• 85

• 90

• 84

The Oceanic Crust is much older than the Continental Crust.

• False

• True