Physics, 05.08.2019 16:20 jaylabeatty44
Achild, hunting for his favorite wooden horse, is running on the ground around the edge of a stationary merry-go-round. the angular speed of the child has a constant value of . at the instant the child spots the horse, one-quarter of a turn away, the merry-go-round begins to move (in the direction the child is running) with a constant angular acceleration of 0.0111 rad/s2. what is the shortest time it takes for the child to catch up with the horse?
Answers: 3
Physics, 22.06.2019 11:00
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?
Answers: 3
Physics, 22.06.2019 11:00
Which of the following are guidelines to follow for obtaining accurate observations
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Physics, 22.06.2019 12:10
Energy flows from the producer level to the level. is called
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Physics, 22.06.2019 13:10
A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgļk) and water is cw = 4190 j/(kgļk)
Answers: 3
Achild, hunting for his favorite wooden horse, is running on the ground around the edge of a station...
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