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Question 11.What is the difference between a system and an isolated system?
Question 22.What is conserved within any system?
Question 33.Why do we say that momentum is a vector quantity?
Question 44.Why doesn't the car move when you push from the inside?
Question 55.What does it mean to say that something is proportional?
Question 66.When friction acts on two billiard balls, are the balls part of an isolated system?
Question 77.Jeff's car weighs 2000 lbs and is moving east at 20 km/hour. Jordan's car is twice as heavy, and is moving east at 10 km/hour. Whose car has more momentum?
Question 88.What does it mean to say that momentum is conserved?
Question 99.If you are falling, which scenario will cause the greatest change in momentum when you land?
Question 1010.Why is increasing the time interval a safer way to land from a fall?
Question 1111.What must be present for an object to have momentum?
Question 1212.Why do the cannon and cannonball cancel out each others' momenta?
Question 1313.If you are decreasing your momentum, which scenario would provide the safest landing?
Question 1414.What is momentum?
Question 1515.Which best describes momentum?
Question 1616.Why are perfectly elastic collision rare?
Question 1717.If an object has a mass of 10 kg and a velocity of 6 m/s to the left, what is its momentum?
Question 1818.Which best describes impulse?
Question 1919.When a soccer player kicks a soccer ball, which type of collision usually occurs?
Question 2020.How is it possible for momentum to be conserved in a system if the individual components experience a change?
Question 2121.How was it possible for the bike and the semi-truck to have the same momentum?
Question 2222.Which of the following is NOT an example where the center of gravity and center of mass would be in significantly different positions?
Question 2323.For a bowling ball, how far apart are the center of gravity and center of mass?
Question 2424.If a football is kicked from only one side is it an isolated system?
Question 2525.What is the center of mass of an object?
Question 2626.Which best describes an elastic collision?
Question 2727.What is a collision?
Question 2828.When are the center of gravity and center of mass not in the same place?
Question 2929.What is the center of gravity of an object?
Question 3030.Which best describes an isolated system?
Linear Momentum in Physics Chapter Exam Instructions
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