Earths layers and plate tectonics

Which layer do you think is made of liquid

• Outer core.

• outer core

• Outer Core

• All the above

This layer of Earth is the thickest part

• crust
• outer core
• mantle
• inner core

The layer that makes up most of the earth's mass and volume is the

• crust
• mantle
• core
• asthenosphere

Which of these layers is ALL solid iron and nickle?

• inner core
• outer core
• lithosphere
• mesosphere

Which of the following occurs because of convection currents?

• Tectonic plates on the crust move.
• The mantle increases in size.
• Pressure in the crust increases.
• Pressure in the crust decreases.

Tags

NGSS.MS-ESS2-1

Scientists think that convection currents that move the plates flow in Earth's

• Continental crust
• Oceanic crust
• Asthenosphere
• Lithosphere

Tags

NGSS.MS-ESS2-1

Where does the heat come from that drives this convection current in the mantle? 

• The sun
• The crust
• the mantle
• the core

Tags

NGSS.MS-ESS2-1

Name the boundary

• convergent boundary
• divergent boundary
• transform boundary
• sergent boundary

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Name the boundary

• convergent boundary
• divergent boundary
• transform boundary
• sergent boundary

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

How many main layers does the Earth have?

• 1

• 2

• 3

• 4

• 5