Physics, 30.01.2020 22:45 smit715674
Car a travels from new york to miami at 25 m/s. car b travels from new york to chicago, also at 25 m/s. car a and car b have speeds and velocities.
a) equal, equal
b) equal, different
c) different, equal
d) different, different
Answers: 1
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Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?
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Afisherman notices that his boat is moving up and down periodically without any horizontal motion, owing to waves on the surface of the water. it takes a time of 2.20 s for the boat to travel from its highest point to its lowest, a total distance of 0.670 m . the fisherman sees that the wave crests are spaced a horizontal distance of 5.80 m apart. (a) how much is the wavelength? (b) find the period of the wave. (c) how fast are the waves traveling? (d) what is the amplitude a of each wave?
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Car a travels from new york to miami at 25 m/s. car b travels from new york to chicago, also at 25 m...
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