It would be appreciated if all questions were answered and have shown work. : )
1. while skiin...
Physics, 23.09.2019 02:30, kennethDA19
It would be appreciated if all questions were answered and have shown work. : )
1. while skiing, sam flies down a hill and hits a jump. he has a mass of 75 kg, and he leaves the jump at 18 m/s. what is his momentum as he leaves the jump?
2. how fast would a 0.25 kg football have to be traveling to have the same momentum as a 0.05 kg bullet travelling 500 m/s?
3. sarah, who has a mass of 55 kg, is riding in a car at 20 m/s. she sees a cat crossing the street and slams on the brakes! her seat-belt stops her from flying forward, bringing her to rest in 0.5 seconds. how much force did the seat-belt put on sarah?
Answers: 2
Physics, 21.06.2019 18:00, justhereforanswers13
According to the law of conservation of mass, in a chemical reaction the total starting mass of all the reactants equal the total final mass of all the products. true or false?
Answers: 1
Physics, 23.06.2019 04:00, justinjay0000
A200 g lead frying pan gains 2000 joules of heat. what is the change in temperature
Answers: 1
Physics, 23.06.2019 18:00, mdarter
A5.0 kg box is on a frictionless surface. two forces act on the box as shown below. which best describes the motion of the box? the box will not move. the box will accelerate to the right. the box will move to the right with constant velocity. the box will move to the left with decreasing speed.
Answers: 1
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