Physics, 28.06.2019 17:30 brianna5626
For stars in the main sequence, which color of stars tend to have higher absolute brightness? white stars yellow stars blue stars red stars what type of star has an absolute brightness of −3 and a surface temperature around 20,000 °c? supergiant giant main sequence dwarf
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Physics, 22.06.2019 02:30
Which of the following is not am example of a polymer? protein nylon kevlar concreta
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Physics, 22.06.2019 11:50
Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?
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Physics, 22.06.2019 18:00
The protons in a nucleus are approximately 2 ✕ 10^−15 m apart. consider the case where the protons are a distance d = 1.93 ✕ 10^−15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.
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Physics, 23.06.2019 01:00
Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?
Answers: 2
For stars in the main sequence, which color of stars tend to have higher absolute brightness? white...
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