Physics, 04.11.2021 18:20 jjgymnast5779
A small rock bounces off the windshield of a moving car and experiences a large change in velocity. How does the car’s momentum change?(1 point)
It has a change in momentum equal to that of the rock, in the opposite direction.
It has a much smaller change in momentum than that of the rock, in the opposite direction.
It has a much smaller change in momentum than that of the rock, in the opposite direction.
It has a change in momentum greater than that of the rock, in the opposite direction.
It does not change.
Which of Newton’s laws of motion states that an object at rest stays at rest and an object in motion stays in motion with the same speed and the same direction unless acted upon by an unbalanced force?(1 point)
Newton’s third law of motion
Newton’s second law of motion
Newton’s fourth law of mo
Answers: 2
Physics, 22.06.2019 04:10
Time remainin52: 42the chart shows data for a moving object.which conclusion is best supported by the information inthe chart? time (s)velocity (m/s
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Physics, 22.06.2019 10:30
Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.
Answers: 3
Physics, 22.06.2019 22:00
Acar is traveling 35 mph on a smooth surface . if a balanced force is applied to the car what happens?
Answers: 3
A small rock bounces off the windshield of a moving car and experiences a large change in velocity....
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