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Earth's Structure and Continental Drift

Authored by Tracey LaRusso

Social Studies

8th Grade

Used 18+ times

Earth's Structure and Continental Drift
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22 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Scientists think that the continents once formed a giant landmass that broke apart, and then slowly drifted apart. What is the name given to this hypothesis?

sea-floor Spreading

plate tectonics

continental drift

Pangaea

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Most geologist think that the movement of Earth's tectonic plates is caused by

the rotation of the Earth.

the Earth's magnetic field.

subduction.

convection currents.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the name of the super continent that existed about 250 million years ago?

Plate tectonics

Convection

Pangaea

Gonwandaland

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who what the scientist that created the Continental Drift Hypothesis?

Harry Hess

George Washington

Alfred Wegener

Marie Curie

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fossils of the Mesosaurus were found on the continents of South America and Africa within the same layers of rock. This provides evidence that the two continents were once

separated by an ocean.

joined as one large land mass.

in different hemispheres.

located near the poles.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Most scientists did not believe Alfred Wegener's hypothesis about drifting land masses. Why?

He did not give enough evidence.

They thought his time table was off.

They did not like Alfred.

He could not explain how the land masses moved.

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Choose all the evidence Wegener used to support his Continental Drift Hypothesis.

human remains

fossils

mountain ranges

climate evidence

the age of the Earth

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