downs 4 th grade science solar system review the planets & other objects in space
TRANSCRIPT
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Downs
4th Grade
Science
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Solar System Review
•The Planets
•& Other Objects in Space
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A large object that moves around a star.
What is a planet?
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Mercury, Venus, Earth, & Mars
What are the inner planets?
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Jupiter, Saturn, Uranus, Neptune & Pluto
What are the outer planets?
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Burning sphere of gases
What is a star?
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Imaginary line that Earth rotates around
What is an axis?
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Instrument used to observe a distant object
What is a telescope?
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Path an object takes when revolving around another object
What is an orbit?
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Movement of Earth around the sun
What is revolution?
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Spinning movement of the Earth
What is rotation?
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Small mass of ice and dust that orbits the sun
What is a comet?
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Name for the outer planets, except for Pluto
What are the gas giants?
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An object that moves around another object
What is a satellite?
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Vehicle sent to explore space
What is a space probe?
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Objects in a “belt” between Mars & Jupiter
What is an asteroid?
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Changes in the apparent shape of the moon
What are phases?