Space Review

The difference between rotation and revolution is:

• Rotation is the spinning of an object around its own axis, while revolution is the movement of an object around another object.

• Rotation is the movement of an object around another object, while revolution is the spinning of an object around its own axis.

• Rotation and revolution are the same, both involving spinning around an axis.

• Rotation involves changing position, while revolution involves changing shape.

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All of the following are true about the Sun EXCEPT

• the Sun is mostly made up of gases

• the heat from the Sun is reflected from Moon to the Earth

• sunlight is Earth’s primary source of energy

• the Sun emits the light we see

This graphic organizer shows information about the Sun. Which statement most likely completes Section 3?

• It is a large, flat circle.

• It is made of gases.

• It is bright during the day but dark at night.

• It is about the same size as the Earth.

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Which component of the solar system provides light and thermal energy for the Earth?

• Mars

• The Stars

• The Sun

• The Moon

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Earth orbits between which of the following planets?

• Venus and Mars

• Jupiter and Saturn

• Mercury and Venus

• Mars and Jupiter

John Couch Adams discovered a planet in 1846. The planet had not been discovered before 1846

because its orbit is the farthest from the Sun, and telescopes were not powerful enough to see the planet

before that time.

Based on the information given, which planet did John Couch Adams discover?

• Uranus

• Saturn

• Mercury

• Neptune

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Which statement correctly identifies Earth and Jupiter?

• Jupiter is larger than Earth.

• Both are classified as outer planets.

• Jupiter orbits closer to the Sun.

• Both planets have only one moon.

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Which two planets are closest to the Sun?

• Mars and Venus

• Neptune and Uranus

• Mars and Earth

• Venus and Mercury

Which of the following is a correct description of the motions of the Earth, Sun and Moon?

• The Sun orbits the Moon.

• The Sun orbits Earth.

• Earth orbits the Moon.

• Earth orbits the Sun.

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Which of these objects could be used to show the approximate sizes of the Earth and Moon?

• The basketball as the Earth and baseball as the Moon

• The volleyball as the Earth and marble as the Moon

• The marble as the Earth and tennis ball as the Moon

• The baseball as the Earth and tennis ball as the Moon

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