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Earth and Moon Test Review

Authored by TERRI SWANSON

Science

11th - 12th Grade

Used 4+ times

Earth and Moon Test Review
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50 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can scientists determine the internal structure of the Earth?

Cores have been drilled down through the Earth's layers

Seismic waves travel differently through different kinds of material.

Volcanoes bring up material from the various layers.

It's purely a guess. There is no evidence.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What evidence do we have that Earth's magnetic poles periodically reverse?

Records kept by 17th century sailors show reversals.

Microscopic iron in the lava align with the magnetic fields as it cools

Samples taken from the Earth's core show the magnetic field lines changing over time.

Earth's magnetic fields don't reverse. This only happens on other planets.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tidal interactions between the Earth and Moon will cause:

the Earth's rotation to slow and the Moon to move closer.

the Earth's rotation rate to increase and the Moon to move closer.

the Earth's rotation rate to increase and the Moon to move farther away.

the Earth's rotation to slow and the Moon to move farther away.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happened to Earth's primary atmosphere of hydrogen and helium?

It escaped into space because Earth is too small and too warm for that kind of atmosphere.

It was absorbed into Earth's oceans.

It's still up there, we just have more oxygen now.

Earth never had those gasses in its atmosphere.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Earth's rotation and the Moon's gravitational pull on the oceans combine to produce

two high tides per month.

one high tide per day.

one high tide per month.

two high tides per day.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is Earth's magnetosphere important to our continued survival on this planet?

It shields us from the solar winds.

The magnetic field keeps the core molten, so tectonic activity continues.

Magnetism keeps the greenhouse effect in balance.

It keeps our compasses working so we can find our way home.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ozone layer in Earth's upper atmosphere is important because it:

is responsible for the greenhouse effect.

absorbs ultraviolet radiation before it can reach the Earth's surface.

keeps our atmosphere from being blown away by the solar wind.

traps charged particles from the solar wind in two zones.

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