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How do you astronomers know

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Galaxy Formation Quiz3 of 73 of 7 Items Question How do astronomers know about the future collision of Andromeda and the Milky
1. 1 answer
2. 20 views
How do astronomers know about the future collision of Andromeda and the Milky Way?(1 point)Responses Astronomers have observed
1. 1 answer
2. asked by Ben
3. 15 views
How do astronomers know about the future collision of Andromeda and the Milky Way?(1 point)Responses Astronomers have observed
1. 1 answer
2. asked by hello
3. 11 views
How do astronomers know about the future collision of Andromeda and the Milky Way?(1 point)Responses The two galaxies have
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2. 19 views
How do astronomers know about the future collision of Andromeda and the Milky Way?(1 point) Responses Astronomers have observed
1. 1 answer
2. 80 views
How do astronomers know about the future collision of Andromeda and the Milky Way?(1 point) Responses Astronomers have observed
1. 1 answer
2. 18 views
Research different aspects of astronomy. Investigate the following:methods used to study the universe in both ancient times and
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The new moon allows astronomers to observe the stars better. How many days will the astronomers have to wait for the new moon if
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2. 49 views
Special telescopes, such as the Chandra x-ray Telescope, help astronomers see different kinds of electromagnetic radiation
1. 2 answers
2. asked by layla
3. 609 views
Special telescopes, such as the Chandra x-ray Telescope, help astronomers see different kinds of electromagnetic radiation
1. 1 answer
2. asked by kayla
3. 694 views