Science Unit 1 Test- There's No Place Like Space

How many planets are in our solar system?

• 5
• 10
• 12
• 8

The fourth planet from the Sun is known as the "red planet"

• Jupiter
• Mars
• Earth
• Saturn

The third planet from the Sun, only planet that has living things.

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This means to move in a path around an object.

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The nearest star to Earth

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This is a large ball of gas, all objects in our solar system orbit this.

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Inner planets are _____.

• The four planets farthest away.
• The closest four planets to the sun.
• The nearest star to Earth.
• A spacecraft that helps scientist explore outer space.

The moon revolves around the _____.

• Sun
• Earth
• stars
• Mars

How long does it take the Moon to revolve around Earth?

• 30 days
• 40. days
• 20 and 1/2 days
• 27 and 1/3 days

True or false: The. same side of the Moon is always facing Earth?

• True
• False