Physics, 29.06.2019 07:30 kennedymattkm
A150-kg object takes 1.5 minutes to travel a 2,500-meter straight path. it begins the trip traveling 120 m/s and decelerates to a velocity of 20 m/s. what was its acceleration? a. -1.11 m/s2 b. -0.3 m/s2 c. +1.11 m/s2 d.+80 m/s2
Answers: 1
Physics, 22.06.2019 14:00
Give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.
Answers: 1
Physics, 22.06.2019 18:30
Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.
Answers: 1
A150-kg object takes 1.5 minutes to travel a 2,500-meter straight path. it begins the trip traveling...
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