02. The Earth's Relief

The core makes up __% of the earth's volume.

• 15

• 84

• 1

The mantle is made of various materials, including molten rock called ______.

• lava

• magma

• limestone

What is the lithosphere?

• the core and the crust

• the core and the inner part of the mantle

• the core, mantle, and crust

• the crust and the outer part of the mantle

True or false?: The earth's crust is smooth.

• True

• False

This illustration shows . . .

• tectonic plates

• latitude and longitude

• Pangea

• the earth's core

This type of boundary occurs where plates separate or there is a fissure on the plate.

• constructive

• destructive

• conservative

This type of boundary does not produce or destroy crust, but it could cause an earthquake.

• constructive

• destructive

• conservative

Destructive boundaries occur when two plates ______.

• drift apart

• crash together

• slide past each other

• move toward each other, with one sinking below the other

Volcanoes are ____ on the earth's crust.

• pools

• scratches

• mountains

• cracks

Earthquakes are the result of the ____ of the tectonic plates.

• movement

• creation

• destruction

• aging