Momentum
A constant force of 20 N is applied to an object for 5 seconds. What is the impulse on the object?
Two objects have momenta that are represented by vectors. Object A has a momentum of (4, 3) kgâ‹…m/s and object B has a momentum of (-2, 5) kgâ‹…m/s. What is the magnitude of the total momentum of the system?
Which of the following objects has the greatest momentum?
A 0.2 kg baseball is thrown with a velocity of 30 m/s and is then hit by a bat, sending it in the opposite direction with a velocity of -40 m/s. What is the magnitude of the impulse on the ball?
Which of the following statements best describes the relationship between impulse and change in momentum?
Which of the following is a characteristic of a closed system?
A truck with a mass of 2000 kg is moving at a velocity of 15 m/s. What is the magnitude of its momentum?
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In which of the following scenarios is momentum conserved?
A 2 kg cart moving at 5 m/s collides with a stationary 3 kg cart. If the two carts stick together after the collision, what is their final velocity?
What does the law of conservation of momentum state?