Plate Tectonics

What is the outer layer of the earth called?

• Inner core
• Outer core
• Crust
• Mantle

What was the name of the supercontinent?

• The world
• Pangea
• Land
• Mass continent

Who suggested the Continental Drift theory?

• Aldrin Weiner
• Alfred Wegener
• George Williams
• Dr Drift

Which crust is thicker

• ocean
• continental
• bread
• pizza

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

• plates
• faults
• fossils
• puzzle pieces

When Earth's plates rub or scrape against one another, the release of energy causes ...

• a volcano
• an earthquake
• a tornado
• continental drift

What causes tectonic plates to move along the Earth's surface?

• wind
• ocean currents
• convection in the mantle
• expansion of the Earth

What type of boundary occurs when two plates move away from each other?

• transform
• subduction
• convergent
• divergent

What forms at a divergent boundary between two oceanic plates?

• rift valley
• mountain
• mid-ocean ridge
• trench

Which type of crust is more dense?

• oceanic
• continental
• divergent
• pizza