Afootball player with a mass of 88 kg and a speed of 2.0 m/s collides head-on with a player from the opposing team whose mass is 120 kg. the players stick together and are at rest after the collision. find the speed of the second player, assuming the speed of light is 3.0 m/s.
Answers: 2
Physics, 22.06.2019 12:00, JvGaming2001
In a set amount of time, a battery supplies 25j of energy to an electric circuit that includes two different loads. one of the loads produces 10 j of heat energy during this time interval. how much heat energy is produced by the second load in this time? explain your answer
Answers: 3
Physics, 22.06.2019 14:30, samehajamal1234567
When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?
Answers: 3
Physics, 22.06.2019 16:00, jayelijah0508
What is friction? how does it affect the motion of an object?
Answers: 1
Afootball player with a mass of 88 kg and a speed of 2.0 m/s collides head-on with a player from the...
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