Exploring Center of Mass
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Questions and Answers

Which of the following best describes the concept of momentum?

  • The distance traveled by a moving object
  • The energy possessed by a moving object
  • The product of an object's mass and velocity (correct)
  • The force exerted on a moving object

    • Why does it hurt more when you fall on a concrete floor than on a wooden floor?

  • Concrete floors have a higher coefficient of restitution than wooden floors
  • Concrete floors are harder than wooden floors (correct)
  • Concrete floors have more friction than wooden floors
  • Concrete floors absorb more energy than wooden floors

    • Why do people in larger vehicles usually end up with fewer injuries in accidents?

  • Larger vehicles have more airbags
  • Larger vehicles have stronger seat belts
  • Larger vehicles have better brakes
  • Larger vehicles have more momentum (correct)

    • If you have seen a Volkswagen Beetle car and a 10-wheeler Dump truck both traveling at 50 km/h in the same direction, which do you think has more momentum?

    <p>The 10-wheeler Dump truck</p> Signup and view all the answers

    If there are two 10-wheeler Dump trucks, one moving at 30 km/h and the other moving at 50 km/h, which truck has more momentum?

    <p>The truck moving at 50 km/h</p> Signup and view all the answers

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