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Components of the Universe an the EM Spectrum

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