Physics, 10.12.2021 20:50 AllanCasey12
a horse pulls a wagon with a force of 1450 newtons. how many meters did the wagon travel if the horse exerted 798 watts of power over 3.5 minutes? (convert to seconds )
Answers: 2
Physics, 22.06.2019 19:30
A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.
Answers: 1
Physics, 22.06.2019 21:20
Would it be correct to say the doppler effect is the apparent change in the speed of a wave due to the motion of the source? be sure to fully explain your position using at least 3 complete content related sentences.
Answers: 3
Physics, 23.06.2019 07:30
Based on the image below what would an observer on the nighttime side of earth observe?
Answers: 1
a horse pulls a wagon with a force of 1450 newtons. how many meters did the wagon travel if the hors...
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