Earth Layers & Tectonic Plates Review

The type of plate boundary where two plates come together is a .....

• Convergent Boundary (collide)

• Divergent Boundary (divide)

• Transform Boundary (slide)

• Plate Boundary

Which of the following causes Earth's tectonic plates to move?

• Energy from the Sun
• Magnetic Pole Reversal
• Convection currents in the mantle
• Faults in Mountain Ranges

What type of event will occur at this boundary?

• Earthquake
• Volcano Eruption
• Tornado
• Mountain Building

Mountains are created when....

• Two continental plates collide
• Two oceanic plates pull apart
• An Oceanic plate subducts under a Continental Plate
• Two continental plates pull apart

The tectonic plates float on the 

• lithosphere
• lower mantle
• outer core
• asthenosphere

The thinest layer

• crust
• inner core
• mantle
• outer core

The thickest layer

• crust
• inner core
• mantle
• outer core

The circular pattern of heating, rising, cooling, sinking of magma in the mantle causing tectonic plates to move.

• Plate Tectonics
• Convection Currents
• Pangaea
• Subduction

Continental crust is more dense than oceanic crust.

• True
• False

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

• asthenosphere
• lithosphere
• mesosphere
• continental crust