Plate tectonics quiz 1

What is the correct order (starting from the surface) of Earth's layers?

• crust, outer core, inner core, mantle
• mantle, outer core, inner core, crust
• crust, mantle, outer core, inner core
• outer core, inner core, crust, mantle

Which layer of Earth is LIQUID?

• upper mantle
• lower mantle
• outer core
• inner core

Which layer of Earth is made up of tectonic plates?

• outer core
• inner core
• asthenosphere
• lithosphere

Scientists determine what Earth’s interior looks like by using:

• Volcanoes
• Seismic Waves
• Continental Drift
• Convection Currents

What is the Earth's core believed to be made of?

• Iron
• Magnesium
• Aluminum
• Magma

How many layers of the Earth's core are there?

• one
• two
• three
• four

What is the top layer of the Earth's surface called? 

• Mantle
• Inner core
• Outer core
• Crust

Temperature ___ as you go deeper into the earth.

• increases
• decreases
• goes up and down depending on the layer
• stays the same

Pressure ____ as you go deeper into the Earth

• increases
• decreases 
• goes up or down depending on the layer
• stays the same

Which layer is MOST dense?

• Mantle
• Crust
• Outer Core
• Inner Core