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Item EG078001: When comparing two cars traveling at the same speed, the car that has more motion energy weighs more than the car that has less motion energy.

Two cars are traveling down a road at the same speed. Car 1 has more motion energy (kinetic energy) than Car 2. Does Car 1 weigh more than, less than, or the same as Car 2?

  1. Car 1 weighs more than Car 2.
  2. Car 1 weighs less than Car 2.
  3. Car 1 weighs the same as Car 2.
  4. More information is needed to compare the weights of the cars.
Distribution of Responses
Chart showing distrubtion of responses for Item EG078001
Students Responding Correctly
Group Correct Total Percent
Overall 1166 3276 36%
  6–8 592 1907 31%
  9–12 572 1359 42%
Primary Language

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