Plate Tectonics Final

1.

Drag and Drop

1 min

3 pts

(a) was proposed by (b) and suggested that the (c) are in constant motion.

Continental drift

Alfred Wegener

continents

Harry Hess

Seafloor Spreading

oceans

2.

Multiple Choice

30 sec

1 pt

The earth's plates, rigid slabs of rock, "float" on the ___ .

asthenosphere

lithosphere

mantle

granitic rock

3.

Multiple Choice

30 sec

1 pt

The earth's outer shell is divided into slabs of rock called ______ .

continental plates

crustal plates

trench plates

tectonic plates

4.

Multiple Choice

30 sec

1 pt

What is a driving force behind the movement of the plates?

5.

Classification

3 mins

6 pts

Place each label in the correct category.

Groups:

(a) Continental Crust

,

(b) Oceanic Crust

older

younger

less dense

thicker

scarcely floats

recycles

6.

Match

1 min

3 pts

Match the following

transform

convergent

divergent

7.

Labelling

1 min

2 pts

Label the ages of the oceanic crust.

Continental crust

Older crust

Younger crust

8.

Multiple Choice

30 sec

1 pt

At which plate boundary is new crust formed?

divergent

convergent

continental

transform

9.

Multiple Select

45 sec

2 pts

What type of crusts are involved with one plate subducting beneath another?

continental and continental

Oceanic and continental

oceanic and oceanic

continental and convergent

10.

Multiple Select

45 sec

2 pts

What types of landforms are formed at convergent boundaries?

PICK TWO

volcanoes

new crust

Trenches

rift valley

11.

Multiple Choice

30 sec

1 pt

What is the WHOLE AREA called where the oceanic crust goes beneath the continental crust?

subtraction zone

section zone

secondary zone

subduction zone

12.

Multiple Choice

30 sec

1 pt

At which boundary is crust neither consumed or created?

divergent

convergent

transform

oceanic

13.

Labelling

2 mins

5 pts

Drag the labels to the correct the locations on the diagram.

Mid-ocean Ridge

convergent boundary

trench

slab pull

divergent boundary

14.

Fill in the Blank

1 min

1 pt

The majority of the world's earthquakes and volcanoes occur along the _ .

15.

Multiple Select

45 sec

3 pts

Select ALL the reasons for plate movement.

Polar Reversal

Convection Currents

Ridge Push

Slab Pull

16.

Classification

3 mins

6 pts

Organize these options into the right categories

Groups:

(a) Convergent boundary

,

(b) Divergent boundary

,

(c) Transform boundary

volcanoes

rift valley

only earthquakes

mountains

mid-ocean ridge

trench

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