Why do we use the hydrogen spectrum to identify if a star is red or blue
shifted? *...
Physics, 02.12.2021 22:20, siicklmods4295
Why do we use the hydrogen spectrum to identify if a star is red or blue
shifted? *
Answers: 3
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A1200 kg car traveling north at 10 m/s is rear-ended by a 2000 kg truck traveling at 30 m/s. what is the total momentum before and after the collision?
Answers: 3
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For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat
Answers: 1
Physics, 22.06.2019 21:00, liddopiink1
Earth's atmosphere is composed of mostly two gases. name the two gases that make up the majority of the atmosphere and use the pie chart to tell the percentages of each.
Answers: 2
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