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Seafloor Spreading

Other Sciences

6th - 8th Grade

Used 115+ times

Seafloor Spreading
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26 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What causes the crust to move?

convection
conduction
tension
radiation

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following supports the theory of seafloor spreading?

Correlation of rock layers
Crustal Age
Magnetic Reversal
Continuous Mountain Chains

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The OLDEST seafloor is located? 

Closest to the mid-ocean ridge
Farthest from the mid-ocean ridge

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ocean has the OLDEST seafloor? 

Pacific Ocean
Atlantic Ocean

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The THICKEST sea floor is located? 

Closest to the mid-ocean ridge
Farthest from the mid-ocean ridge

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

True or False : Sea-floor Spreading adds new material to the ocean floor?

True
False

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What evidence helps scientists show how sea floor spreading occurs?

Ocean Floor Material
Magnetic Stripes
Drilling Samples
All of the Above

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