Plate Tectonics

Plate Tectonics is the study of______________

• continental drift
• lava and magma
• ocean and water
• air and wind

What causes the plates to move?

• volcanoes
• earthquakes
• heat from inside the earth
• oceans

The plate tectonics theory explains __________

• how the continents are drifted
• the cause of volcanoes and earthquakes
• how mountains are formed
• all of the above

Which layer of the earth is soft but not melted?

• mantle
• core
• lithosphere
• asthenosphere

Which layer of the earth is the thinnest?

• inner core
• mantle
• crust
• outer core

Which layer of the earth is the hottest?

• crust
• mantle
• Outer core
• Inner core

The earth's crust is made up of____________ and ___________

• oceanic crust and continental crust
• lava and magma
• sand and water
• air and wind

The earth's crust is made up of many large pieces called _________

• magma
• plates
• lava
• inner core

The earth's crust is made up of ___________ and _________

• rocks, soil and water
• inner core
• outer core
• magma

The layer of the earth  under the crust is called__________

• mantle
• lava
• magma
• inner core