Chemistry, 12.08.2020 09:01 noeminm105
A star is observed from two positions of Earth in its orbit, in summer and winter. Which of these is the best method to calculate the approximate distance of the star from Earth? measure the parallax and use it in calculations measure the red shift of emitted light and use it in calculations use doppler effect to calculate the shift in light traveling from star to Earth in winter use doppler effect to calculate the shift in light traveling from star to Earth in summer
Answers: 2
Chemistry, 21.06.2019 22:10
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Chemistry, 21.06.2019 22:50
2. you__turn left on a red light if you are in the left-most lane of a one-way street, you're turning into the left-most lane of a one-way street, and no nearby sign prohibits the turn.
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Chemistry, 22.06.2019 23:00
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A star is observed from two positions of Earth in its orbit, in summer and winter. Which of these is...
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