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Components of the Universe an the EM Spectrum

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Across
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An electromagnetic radiation that humans can't see but can feel as heat
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A fixed luminous point in the sky that is a large, remote incandescent body
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A celestial body moving in an elliptical orbit around a star
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The range of wavelengths or frequencies over which electromagnetic radiation extends
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A type of electromagnetic radiation that humans can't see but is all around us. Light bulbs, crackling fire,stars
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The rate at which something occurs or is repeated over a period of time
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An electromagnetic wave used for cooking and communication
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A small rocky body orbiting the sun most are found in the asteroid belt
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A celestial object made of ice and dust
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An object appears more blue when it is moving closer towards earth
Down
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A spectrum of the electromagnetic radiation emitted by a source
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An electromagnetic wave of radio frequency
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An object appears more red when it is moving away from earth
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The distance between successive crests of a wave
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All existing matter and space considered as a whole
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An electromagnetic radiation that humans can see
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A small body of matter from outer space that enters earth's atmosphere
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An electromagnetic radiation used to look at bones
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An electromagnetic radiation emitted from atomic nucleus
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A cloud of gas and dust in outer space where stars are born