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Evidence for the formation on the Universe. How do we know the Universe is expanding?. __. __. The Doppler Effect. Electromagnetic Spectrum. Pg. 14 in your Best Friend. Evidence for the Big Bang. light from distant galaxies all shift toward red. Stars emit light.
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Electromagnetic Spectrum Pg. 14 in your Best Friend
Evidence for the Big Bang light from distant galaxies all shift toward red
Stars emit light Stars produce a spectra – • __ • __
Discoveries from the Doppler Effect • __ • The further away an object is from us, the faster it is moving away. Therefore, the universe is expanding explosively!!!
Universe Summary • __ • __ • Evidence for Expansion: • 1. __ • __ • 2. __ • __ • __
The Milky Way Galaxy vs. the Andromeda Galaxy • They are on a collision course!!! • What will happen when these two galaxies collide? • Nothing, they are mostly empty space!
Sombrero Galaxy What do you think is in the center of a Galaxy
Galaxy Summary • __ • __ • ___ • ___ • ___