Earth's Features

What is density?

• mass and volume
• mass and meters
• volume and meters
• temperature and pressure

The heat from the core causes ______ to occur in the mantle?

• Convection Currents
• Composition
• Cooling of magma

The _____ ______ is the hottest layer of the earth.

• crust
• mantle
• inner core
• outer core

The _____ has the most mass at 67% compared to the other layers.

• crust
• mantle
• inner core
• outer core

The outer core is made of ____ iron and nickel.

• solid
• gas
• liquid
• freezing

The inner core is made of ____ iron and nickel.

• solid
• liquid
• gas
• freezing

Th earth's crust is the ____ layer with less than 1% of earth's total mass.

• thickest
• thinnest
• frozen
• gas

Which layer is MOST dense?

• Mantle
• Crust
• Outer Core
• Inner Core

Earthquakes produce...

• Volcanic eruptions
• Seismic Waves
• Longitudinal Waves
• Visible Light

True or False.
The deeper you go into the earth, the greater the pressure. 

• True
• False