Physics, 19.12.2019 12:31 katherineedwards1105
In space, a stationary light source emits green light at a frequency of 5.50*10^14hz. a spaceship approaches the light at a speed 1.50*10^7m/s. what is the frequency of the light that is perceived aboard the spaceship. (the speed of light is 3.00*10^8m/s) a.6.08*10^14hz b.4.98*10^14hz c.5.50*10^14hz d.6.77*10^14hz
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Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction
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Physics, 22.06.2019 22:00, steven2996
Aspaceship starting from a resting position accelerates at a constant rate of 9.8 meters per second per second. how far will the spaceship travel if its final speed is 1 percent the speed of light (300,000,000 m/s)? a. 3.1 × 106 m b. 2.94 × 108 m c. 7.8 × 1010 m d. 4.6 × 1013 m
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Physics, 23.06.2019 00:30, maloynegen7681
Madison lives near the ocean. she’s formed a hypothesis that increased concentrations of salt in the air speeds the corrosion of certain metals. if madison plans to test this hypothesis, she will have to deal with the following variables in her experiment: dependent variable: independent variable: one possible confounding variable:
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In space, a stationary light source emits green light at a frequency of 5.50*10^14hz. a spaceship ap...
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