Term
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Definition
| Huge loops of hydrogen on the sun. |
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Term
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Definition
| Bright bursts of light on the sun. |
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Term
| What is the most common element in the sun? |
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Definition
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Term
| What is the outer layer of the earth called? |
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Definition
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Term
| What is the hottest part of the sun? |
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Definition
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Term
| How often does the sunspot cycle occur? |
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Definition
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Term
| Who discovered that orbits are elliptical? |
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Definition
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Term
Who was the first person to suggest that the sun was the center of out solar system? |
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Definition
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Term
In what direction does the sun appear to be rising in? |
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Definition
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Term
| When the south pole is tilted toward the sun what season is it? |
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Definition
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Term
| What part of the sun do we see during a solar eclipse? |
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Definition
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Term
| What is the longest day of the year in the Northern Hemisphere called? |
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Definition
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Term
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Definition
| the force of attraction between objects |
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Term
| How often does the earth rotate on its axis? |
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Definition
| Once every 24 hours or 1 day |
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Term
Length of day and night are equal during an _______. |
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Definition
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Term
What causes day and night? |
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Definition
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Term
| What do the earth and moon rotate around? |
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Definition
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Term
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Definition
| the tilt of the earth's axis and the revolution of the earth |
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Term
| How many days does it take for the moon to go through its phases? |
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Definition
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Term
| In what phase of the moon can we see nothing? |
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Definition
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Term
| What phase of the moon occurs just after the waxing crescent? |
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Definition
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Term
| The moon is the earth's natural __________. |
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Definition
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Term
| What does the moon's gravitational pull cause? |
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Definition
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Term
| Higher than normal high tides are called? |
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Definition
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Term
What planet is closest to the sun ? |
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Definition
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Term
| What planet has the longest revolution? |
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Definition
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Term
| What planet has the largest volcano on it? |
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Definition
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Term
| What causes day and night? |
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Definition
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Term
| What two planets are closest to the earth? |
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Definition
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Term
| What planet is named for the god of the sea? |
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Definition
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Term
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Definition
| Mercury, Venus, Earth, Mars |
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Term
Does a comets tail face towards or away from the sun? |
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Definition
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Term
| Which planet seems tipped on its side? |
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Definition
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Term
| Which two planets is the astroid belt between? |
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Definition
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Term
| What causes a comet's tail to point away? |
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Definition
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Term
What planet is sometimes called Earth's twin? |
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Definition
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Term
| Which two planets do not have moons? |
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Definition
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Term
| Which planet is the largest? |
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Definition
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Term
| Which two planets have orbits? |
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Definition
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Term
| What is another name for a shooting star? |
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Definition
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Term
| How long does it take for the earth to revolve around the sun? |
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Definition
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Term
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Definition
| chunks of ice mixed with bits of rock and dust |
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