Plate Tectonics 2

What causes the tectonic plates to move?

• convection of magma
• the earth's magnetic field
• the earth spinning
• earth's gravitational pull

Which set of events is most common along tectonic plate boundaries?

• Earthquakes and volcanoes

• Erosion and earthquakes

• Tidal waves and volcanoes

• Hurricanes and tsunamis

Earth's crust is broken up into several large rocky pieces called ...

• plates
• faults
• fossils
• puzzle pieces

What is the thinnest and outer most layer of the Earth, that we live on?

• Outer Core

• Crust

• Mantle

• Inner core

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

• Supreme Continent

• Eurasia

• Plate tectonics

• Pangaea

Earth's plates are....

• Constantly moving and changing the face of the Earth
• Never moved
• Move seldom and very fast
• move when they feel like it

Which of these is a key piece of evidence of contiental drift?

• Continent shapes
• Fossil record
• Rock layers
• All of the above

This scientist built most of the evidence for continental drift.

• Alfred Wegener
• Sean Carroll
• Fred Calfred
• John Williams

This is when two plates converge but one slides under the other due to density.

• Uplift
• Subduction
• Trench
• None of the above

This type of plate boundary is when two plates move apart.

• Convergent
• Transform
• Divergent
• Subductive