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14 Cards in this Set
- Front
- Back
Name the inner planets:
1 2 3 4 |
1. Mercury
2. Venus 3. Earth 4.Mars |
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Name the outer planets:
1 2 3 4 *5 |
1. Jupiter
2. Saturn 3. Uranus 4. Neptune *5. Pluto |
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_____ is the second smallest planet and closest to the sun.
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Mercury
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______ is the speediest planet, traveling 30 miles per second.
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Mercury
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Mercury has the shortest year, which is _____ Earth days.
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88 Earth days
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A ____ is the amount of time it takes for the planet to make one rotate on its axis.
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day
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A ___ is the amount of time it takes for the planet to make one revolution around the sun.
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year
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___ is sometimes called the "morning star" or "evening star".
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Venus
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Why is Venus so bright in the sky?
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Because of the dense reflective clouds surrounding the planet.
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___ is the only planet on which a day is longer than a year.
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Venus
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____ rotates from east to west, making its sun rise in the West and set in the East.
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Venus
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__ and ___ are sometimes called the twin planets because they are about the same size.
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Earth and Venus
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Venus' atmosphere is more than ___% carbon dioxide.
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95%
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_____ is the hottest planet in the solar system.
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Venus
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