Physics, 17.01.2021 19:20, wwesuplexcity28
Please help quick! 3 questions if you answer all I will give brainliest
1. Identify at least two tools scientists use to study stars and galaxies, then explain how the tools you chose assist scientists in their work.
2. Name at least three properties of stars revealed by spectral characteristics
3. In 3-5 sentences, explain how a star is formed.
Answers: 2
Physics, 21.06.2019 19:30, denysmayatskyy
A500g object falls off a cliff and losers 100 j from its gravitational potential energy store. if the gravitational field strength g=9.8n/kg, how high is the cliff?
Answers: 1
Physics, 22.06.2019 04:30, tayveon122
Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?
Answers: 2
Please help quick! 3 questions if you answer all I will give brainliest
1. Identify at least two to...
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