Title: Earth, Moon and Sun System
1Earth, Moon and Sun System
2The outer gas giants do NOT include
- Jupiter
- Pluto
- Neptune
- Saturn
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3Rotation of the Earth causes
- seasons
- day and night
- moon
- eclipses
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4As the distance between two objects increases,
the gravitational attraction between them
- stays the same
- increases
- decreases
- none of the above
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5Seasons are caused by the
- distance between the earth and the sun
- number of days in a month
- phase of the moon
- tilt of the earth on its axis
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6A natural satellite of the earth is
- the moon
- a scientific satellite
- a communications satellite
- a weather satellite
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7The time it takes a planet to make one complete
trip around the sun is called the
- period of revolution
- day
- period of rotation
- axis
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8Planets revolve around the sun in elliptical
paths. When they are farthest from the sun their
orbital speed
- increases
- decreases
- stays the same
- none of the above
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9The moon's, not sun's, gravitational pull on the
earth causes tides because the
- moon is larger than the sun
- moon is smaller than the sun
- moon is closer to the earth
- moon's gravity is greater than the earth's
gravity
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