TEK 8.9 A&B - Basic Academic

Which of the following is the best evidence that supports the theory that the continents were once joined and have now drifted apart?

• Glaciers are present on all continents today

• Fossils matched on different continents

• Language similarities on difference continents

• Wildlife is the same on all continents today

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Which of the following best explains why the seafloor spreads apart at mid-ocean ridges

• Plates move apart, magma rises up and cools to create ridges

• Plates move toward each other, magma rises up and cools to create ridges

• Sea water erodes the ocean floor which forms ridges

• None of these

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Which of the following explains how a mid ocean ridge is formed?

• Earthquakes

• Erosion of the seafloor

• Magma rising and cooling

• Trenches

Why does magma rise at a mid-ocean ridge?

• Magma is more dense

• Magma is less dense

• Magma is resistant to gravity

• None of these

Tags

NGSS.MS-PS2-4

Where is the newest rock found in the diagram of a mid-ocean ridge?

• A

• B

• C

• None of these

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Where is oceanic plate being melted and recycled?

• A

• B

• C

• None of these

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Why does continental crust sit on top of oceanic crust?

• Because continental crust is resistant to gravity

• Because continental crust is heavier

• Because oceanic crust is less dense than continental crust

• Because continental crust is less dense than oceanic crust

Which example represents a Divergent boundary?

• A

• B

• C

• None of these

Tags

NGSS.MS-ESS2-3

Which of these represents a Transform Boundary?

• A

• B

• C

• None of these

Tags

NGSS.MS-ESS2-3

Which of these represents a Convergent Boundary?

• A

• B

• C

• None of these

Tags

NGSS.MS-ESS2-3