Physics, 02.04.2020 01:45 sierranowe2003
A small boat is carrying four people across a river. Without any paddling, the boat moves downstream at a steady speed of 5 m/s . If the average weight of the four people is 60 kg, then what is the speed of the boat after one person gets ?
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One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.
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A small boat is carrying four people across a river. Without any paddling, the boat moves downstream...
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