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Physics, 21.06.2019 13:30
An astronomer at the equator measures the doppler shift of sunlight at sunset. from this, she calculates that earth’s tangential velocity at the equator is 465 m/s. the centripetal acceleration at the equator is 3.41 10 2 m/s 2 . use this data to calculate earth’s radius.
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Physics, 21.06.2019 18:20
What color of light must blue light mix with to create white light? a. yellow b. white c. blue d. green
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Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?
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A hollow spherical shell with mass 2.35 kg rolls without slipping down a slope that makes an angle o...
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