Tectonic Plates Unit: Earth and Space Science

Question 1 (1 point) 

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What happens to the age of rocks as you move away from a mid-ocean ridge?

Question 1 options:

	They stay the same
	They get younger
	They disappear
	They get older

D

Which two continents fit together like puzzle pieces?

Question 2 options:

	Asia and Australia
	India and Antarctica
	Europe and North America
	Africa and South America

D

Which type of boundary occurs when plates collide?

Question 3 options:

	Passive margin
	Transform
	Convergent
	Divergent

C

What was the name of the supercontinent that Wegener described?

Question 4 options:

	Laurasia
	Eurasia
	Pangaea
	Gondwana

C

The trenches were formed at which type of boundary?

Question 5 options:

	Oceanic-continental convergent
	Divergent
	Continental-continental convergent
	Transform

A

What happens when an oceanic plate collides with a continental plate?

Question 6 options:

	They both sink
	The continental plate subducts (move underneath)
	The oceanic plate subducts (move underneath)
	Neither moves

C

Which layer of Earth do tectonic plates “float” on?

Question 7 options:

	Inner core
	Outer core
	Lithosphere
	Asthenosphere

C

Which feature forms when two oceanic plates collide? 

Question 8 options:

	Rift valley
	Canyon
	Folded mountain
	Island arc

D

The Himalayas were formed at which type of boundary?

Question 9 options:

	Transform
	Continental-continental convergent
	Oceanic-oceanic convergent
	Oceanic-continental convergent

B

Question 10 (1 point) 

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Which landform forms at an oceanic-continental convergent boundary?

Question 10 options:

	Island arc
	Mountain belt with volcanoes
	Mid-ocean ridge
	Rift valley

B

What happens to old oceanic crust?

Question 11 options:

	It subducts into trenches and is recycled
	It get rigid and becomes continental crust
	It floats to the surface
	It piles up forever

A

Wegener’s theory of continental drift was not widely accepted by the scientist at first because:

Question 12 options:

	He had no evidence
	He thought continents floated on water
	He did not believe in fossils
	He could not explain the force that moved the continents

D

Coal deposits in Antarctica suggest that:

Question 13 options:

	Coal was carried by glaciers
	Plants never grew in Antarctica
	Coal forms only in cold climates
	Antarctica was once warmer and closer to the equator

D

Which type of boundary occurs when plates move apart?

Question 14 options:

	Divergent
	Convergent
	Transform
	Subduction

A

Which type of boundary occurs when plates slide past each other?

Question 15 options:

	Divergent
	Reverse
	Transform
	Convergent

C

Question 16 (1 point) 

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Which fossil evidence supported continental drift?

Question 16 options:

	Shark teeth found in oceans
	Dinosaur eggs found on all continents
	Human fossils found in Europe and Asia
	Mesosaurus fossils found in South America and Africa

D

The San Andreas Fault in California is an example of a __________ .

Question 17 options:

	Hotspot
	Convergent boundary
	Transform boundary
	Divergent boundary

C

Seafloor spreading occurs at

Question 18 options:

	Subduction zones
	Mid-ocean ridges
	Transform faults
	Hotspots

B

Which major evidence supported continental drift? 

Question 19 options:

	Continental Fit
	Fossil correlation
	Mountain belt (rock correlation)
	Paleoclimate data
	All of the above

E

Who proposed the idea of continental drift?

Question 20 options:

	Harry Hess
	Charles Darwin
	Alfred Wegener
	James Hutton

C