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the displacement of the spectrum to shorter wavelengths in the light coming from distant celestial objects moving toward the observer.

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This is interpreted as a Doppler shift that is proportional to the velocity of recession and thus to distance.

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what makes the sun unique compared to other stars

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what makes the sun unique compared to other stars

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Our Sun Is A Bright, Hot Ball Of Hydrogen And Helium At The Center Of Our Solar System. It Is 864,000 Miles (1,392,000 Km) In Diameter, Which Makes It 109 Times Wider Than Earth.

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our skin

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how dose the Ems waves from the sun effect us on earth

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how dose the Ems waves from the sun effect us on earth

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When Electromagnetic Radiation From The Sun Strikes The Earth'S Atmosphere, Some Of It Is Absorbed While The Rest Proceed To The Earth'S Surface. ... The Presence Of Greenhouse Gases Make The Atmosphere Absorb More Heat, Reducing The Fraction Of Outbound EM Waves That Pass Through

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Radiation from the Sun. [/ Caption] Radiation from the Sun , which is more popularly known as sunlight , is a mixture of electromagnetic waves ranging from infrared (IR) to ultraviolet rays (UV).

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sun the type of star how is it classified

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sun the type of star how is it classified

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The Sun Is A As A G2V Type Star , A Yellow Dwarf And A Main Sequence Star . Stars Are Classified By Their Spectra (The Elements That They Absorb) And Their Temperature. There Are Seven Main Types Of Stars . In Order Of Decreasing Temperature, O, B, A, F, G, K, and M.

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L
O
l

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how is the EM spectrum used in deep space

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how is the EM spectrum used in deep space

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Covering the UHF to gamma ray part of the electromagnetic spectrum, small enough and sensitive enough to send to space as part of orbiting telescopes

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By Using Large Infrared Telescopes, Astronomers Have Been Able To Peer Through The Dust Lanes Of The Milky Way Into The Core Of Our Galaxy . The Majority Of Stars Emit Most Of Their Electromagnetic Energy As Visible Light, The Tiny Portion Of The Spectrum To Which Our eyes are sensitive.

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This Allows Astronomers To Study Objects That Emergency To Radiation , Otherwise Invisible To Us. Is A Visible Light Narrow Range Of Wavelengths Of The Electromagnetic Spectrum ... Astronomers. Use Telescopes With Detection Devices That Are Sensitive To Wavelengths Other Than Visible Light.

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Astronomers Use Telescopes To See Objects At Wavelengths All Across The Electromagnetic Spectrum . Some Very Hot Stars Emit Light Primarily At Ultraviolet Wavelengths. ... Some Very Cool Stars Shine Mostly In The Infrared Light Wavelengths. Radio Waves Come From The Faintest, Most Distant Objects .

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Spectrum Electromagnetic . The Entire Range Of Electromagnetic Radiation, Which Includes, In Order Of Increasing Frequency And Decreasing Wavelength, Radio Waves, Microwaves, Infrared Radiation, Visible Light, Ultraviolet Radiation, X - Rays, And Gamma Rays.

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the range of wavelengths or frequencies over which electromagnetic radiation extends