8th Grade Science

Plate Tectonics

and Topography

Review

A: B: Australia Wegner

C: D: Pangaea None of these

#1 Scientists believe that the land

masses of Earth were once

joined together as one

supercontinent called_______.

C. Pangaea

A: B: Plate Tectonics Convergent Tectonics

C: D: Divergent Tectonics Pangaea Tectonics

#2

The gradual drifting

apart of land masses

over time is caused by

_____ ________.

A. plate tectonics

A: B: Plate Tectonics Convergent Tectonics

C: D: Divergent Tectonics Pangaea Tectonics

#3

The folding and faulting

of rocks at plate

boundaries is caused by

______ _______.

A. plate tectonics

A: B: Continents fitting

together like a puzzle.

Matching fossils found

in opposite sides of

oceans.

C: D: Matching mountains

structures found in

opposite sides of oceans.

All of these

#4

Which of the following

support/s the concept

of

Plate Tectonics? Watch short Plate Tectonics video

D. All of these

A: B: Convergent Transform

C: D: Divergent Continental

#5

The type of plate

boundary that occurs

where

rocks on opposite sides

of the fault move in

opposite directions.

Plate Boundaries

http://geology.com/nsta/

B. Transform

A: B: Transform Seafloor

C: D: Divergent Convergent

#6 What type of

boundary is

formed when two

tectonic plates are

pushed together?

D. Convergent

A: B: Transform Seafloor

C: D: Divergent Convergent

#7

What type of boundary

is formed when two

plates are moving

apart?

C. Divergent

A: B: Transform Seafloor

C: D: Divergent Convergent

#8

What type of

boundary is formed

when two plates

grind past each

other?

A. Transform

A: B: Mid-ocean ridge mantle

C: D: Rift valley plates

#9

As a result of sea floor

spreading, magma moves

toward the

__________, cools and forms

new ocean floor and ridges.

Watch short Sea-Floor Spreading video

http://www.youtube.com/watch?v=ryrXAGY1dmEhttp://www.youtube.com/watch?v=ryrXAGY1dmEhttp://www.youtube.com/watch?v=ryrXAGY1dmE

A. Mid-ocean ridge

A: B: Maui volcanoes San Andreas Fault

C: D: Mid-Atlantic Ridge None of these

#10 An example of a Mid-

Ocean Ridge is the

_____ _______ ______.

B. Mid-Atlantic

Ridge

A: B: Divergent

Convergent

C: D: Subduction None of these

#11

The land forms in

these two

diagrams are

formed by the

movement of two

________ plates.

A. Divergent

A: B: divergent boundaries plate boundaries

C: D: transform boundaries None of these

#12

Faults and volcanoes

found at tectonic

______ ________.

B. plate boundaries

A: B: Divergent Convergent

C: D: Transform None of these

#13

This diagram is

an example of

what type of

boundary?

A. Divergent

A: B: Wind River

C: D: Earthquake None of these

#14

What force

caused the erosion

of the Grand

Canyon?

B. River

A: B: Contour line Contour interval

C: D: Interval line None of these

#15

Lines connecting

lines of equal

elevation on a

Topographic map

A. Contour line

A: B: Contour line Contour interval

C: D: Interval line None of these

#16

The distance

between each

contour line on a

contour map

B. Contour interval

A: B: steep slopes gentle slopes

C: D: no slops vertical slopes

#17

Contour line

that are far

apart

show

____________.

B. gentle slopes

(Gradually rising

elevation)

A: B: steep slopes (areas) gentle slopes (areas)

C: D: no slops vertical slopes

#18

Contour line

that are close

together

show

____________.

A. steep slopes

(areas)

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