Seafloor Spreading Review

Seafloor Spreading Review

Assessment

Flashcard

Science

6th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

Where is the youngest seafloor located in the Atlantic Ocean?

Back

Towards the middle of the ocean.

2.

FLASHCARD QUESTION

Front

What is the material that rises from the mantle to form new ocean crust?

Back

Magma/lava.

3.

FLASHCARD QUESTION

Front

True or False: Seafloor spreading happens at Mid-Ocean Ridges.

Back

True.

4.

FLASHCARD QUESTION

Front

What happens to older oceanic crust as new oceanic crust forms?

Back

It moves away from the mid-ocean ridges.

5.

FLASHCARD QUESTION

Front

What was Pangea?

Back

A supercontinent believed to have existed millions of years ago.

6.

FLASHCARD QUESTION

Front

Which evidence does NOT support the theory of Pangea?

Back

Common sonar tools on different continents.

7.

FLASHCARD QUESTION

Front

What geological feature is formed at mid-ocean ridges?

Back

New oceanic crust.

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