Astronomy definitions for Stark County Jr. High
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| the distance that light travels in a year | light year
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| study of the universe | astronomy
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| when the moon blocks the sun's light over a part of earth | solar eclipse
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| the brightness of a star as viewed from Earth | apparent magnitude
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| third rock from the sun | Earth
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| a large body that revolves around a star | planet
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| a pattern of stars in the sky | constellation
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| a hot rotating ball of hydrogen and helium gases that creates its own light through nuclear fusion reactions | star
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| billions of stars held together by gravity | galaxy
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| huge clouds of gas and dust where the stars and planets are born | nebulas
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| a small object made up of ice, frozen gas and dust (dirty snowball) that orbits the sun | comet
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| the measure of a star's true brightness | absolute magnitude
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| source of huge amounts of energy in form of radio waves | quasar
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| the band of constellations through which the sun appears to pass through the year | zodiac
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| when the earth's shadow falls across the moon | lunar eclipse
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| family of planets and moons that revolves around a star | solar system
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| a tiny bit of metal and rock from a comet that travels through space | meteoroid
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| a natural satellite of a planet | moon
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| the force that attracts objects to each other | gravity
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| an area of cooler temperatures on the sun where magnetic activity occurs | sunspot
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Created by:
cstoner
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