Plate Tectonics

Pangaea was an ancient supercontinent made up of...

• America, Greenland, and Europe.
• Antarctica, India, and America.
• all of Earth’s continents.
• South Africa, India, Australia, and South America.

Tags

NGSS.MS-ESS2-3

What type of features are associated with a divergent boundary?

• Rift valleys
• Volcanic mountains
• Fold mountains
• Fault block mountains

Tags

NGSS.MS-ESS2-3

The San Andréa fault in California is one example of a...  

• Divergent boundary
• Convergent boundary
• Transform boundary
• All of the above

Tags

NGSS.MS-ESS3-2

In sea-floor spreading, molten material rises from the mantle and erupts

• along the edges of all the continents.

• along mid-ocean ridges.

• in deep-ocean trenches.

• at the north and south poles.

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

NGSS.MS-ESS2-1

The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle is known as _______

• convection.

• continental drift.

• subduction.

• conduction.

Tags

NGSS.MS-ESS2-2

Most geologists think that the movement of Earth’s plates is caused by _______

• convection.

• continental drift.

• subduction.

• conduction.

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-1

The geological theory of _______ states that pieces of Earth’s lithosphere are in constant, slow motion.

• subduction

• plate tectonics

• deep-ocean trenches

• sea-floor spreading

Tags

NGSS.MS-ESS2-3

The place where two plates come together is known as a _______

• transform boundary.

• divergent boundary.

• convergent boundary.

• rift valley.

Tags

NGSS.MS-ESS2-3

Below is a picture of sea-floor spreading. How are the ocean crusts moving?

• Converging

• Diverging

• Sliding

• No movement

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

How is it possible for new crust to be formed without increasing the surface area of the Earth?

• Crust is destroyed at the same time it is created
• New crust is underwater where it sinks
• New crust breaks more easily than old crust

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1