Physics, 20.12.2019 06:31, jevonewilliams3106
950 - kg toyota collides into the rear end of a 2200-kg cadillac stopped at a red light. the bumpers lock, the brakes are locked and the two car skid forward 4.8 meteres before stopping. the police officer, knowing the the coefficient of kinetic friction between tires and road is 0.4, calculates the speed of the toyota impact. what was the speed of the car?
Answers: 1
Physics, 21.06.2019 23:30, supernova69
In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door
Answers: 2
Physics, 22.06.2019 04:00, benpark5370
All the simple machines make work easier to do by changing the or of a force. a. size; type b. work; type c. size; direction d. type; direction
Answers: 2
Physics, 22.06.2019 06:30, kalialee2424
From 0 to 5 seconds john pushed a box 5 meters. from 5 to 10 seconds, paul pushed the same box another 5 meters. who did more work? a. john b. paul c. john and paul did the same amount of work.
Answers: 1
950 - kg toyota collides into the rear end of a 2200-kg cadillac stopped at a red light. the bumpers...
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