Physics, 18.07.2019 17:00 llamasking
Ithink i know the answer but i need ! variable stars include which of the following? a. white dwarfs b. red giants c. binary stars d. all of the above e. none of the above i picked c and got it ! could it be all of the
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Physics, 21.06.2019 13:00
Why are some galaxies’ spectra blueshifted rather than redshifted? question 4 options:
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Physics, 21.06.2019 18:10
Achild throws a ball with an initial speed of 8.00 m/s at an angle of 40.0° above the horizontal. the ball leaves her hand 1.00 m above the ground. how long is the ball in flight before it hits the ground?
Answers: 1
Physics, 21.06.2019 23:30
Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?
Answers: 2
Ithink i know the answer but i need ! variable stars include which of the following? a. white dwar...
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