Consider the following hypothetical observations, some of which are real and some of which are fictional. For each observation, your job is to answer this question: If the observation were real, would it provide evidence for or against the idea that the universe is expanding?Supports expanding universe, Contradicts expanding universe, Neither supports nor contradictsa. measured rate of expansion is same in all directionsb. Galaxies 200 Mly away move away from us 2x as fast as galaxies 100 Mly awayc. Galaxy speeds are faster in summer than in winterd. Irregular galaxies outside the Local Group are moving toward use. Spiral galaxies move away from us 10% faster than elliptical galaxies at the same distancef. Andromeda Galaxy, a member of the Local Group, moves toward usg. All galaxies in Coma cluster of galaxies have redshifted spectra
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Geography, 21.06.2019 22:00, toya96
In 1915 the german geologist and meteorologist alfred wegener first proposed the theory of continental drift, which states that parts of the earth's crust slowly drift atop a liquid core. the fossil record supports and gives credibility to the theories of continental drift and plate tectonics.
Answers: 2
Geography, 22.06.2019 11:30, brittanygibson2812
How has industrialization hurt the forest of europe
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Consider the following hypothetical observations, some of which are real and some of which are ficti...
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