Sea-Floor Spreading

Sea-Floor Spreading

6th - 8th Grade

15 Qs

quiz-placeholder

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Sea-Floor Spreading

Sea-Floor Spreading

Assessment

Quiz

Other Sciences

6th - 8th Grade

Medium

Created by

Amy Lee

Used 2K+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Massive pieces of land that are part of the Earth's crust and upper mantle
Tectonic plates
Trenches
Divergent boundary
Continental shelves

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The deepest part of the ocean; long, narrow ditches
Tectonic plates
Trenches
Divergent boundary
Continental shelves

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

___________ help explain why Earth is not getting any larger even though the tectonic plates are always moving.
earthquakes
subduction zones
fossils
volcanoes

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The OLDEST seafloor is located? 
Closest to the mid-ocean ridge
Farthest from the mid-ocean ridge

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when Subduction occurs?
Parts of the crust fall into the mantle
Parts of the crust fall into the core
Parts of the crust fall into space
None of these

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

True or false : Deep-Ocean Trenches are underwater canyons?
False
True

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