Layers of the Earth & Plate Boundaries

The outermost solid layer of the Earth is called the

• mantle
• outer core
• inner core
• crust

Which of these two layers is a solid?

• innercore
• Outercore

What is the ridged solid layer of the Earth's surface made up of the crust and upper mantle called?

• asthenosphere

• lithosphere

• mesosphere

• continental crust

Temperature _____________________ as you go deeper into the earth.

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

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Pressure ______________________ as you go deeper into the Earth

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

What was the name given to all the continents when they were joined as one super continent? 

• Supreme Continent
• Eurasia
• Plate tectonics
• Pangea

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

NGSS.MS-ESS2-2

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 the convection current in the mantle?

• The sun

• The crust

• the mantle

• the core

Tags

NGSS.MS-ESS2-1