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Item RG083002: A box on the top shelf has more energy than a box on a lower shelf because the box on the higher shelf is farther from the ground.

A girl has two boxes that are exactly the same. She puts one box on the middle shelf of a bookcase and one box on the top shelf as shown in the drawing below.

Which box has more energy and why?

  1. The box on the middle shelf has more energy because it is closer to the ground.
  2. The box on the top shelf has more energy because it is farther from the ground.
  3. The boxes have the same amount of energy because they are exactly the same.
  4. The boxes have no energy because they are not moving.

 

Distribution of Responses
Chart showing distrubtion of responses for Item EG083002
Scale Score for Item Difficulty
(200[Easy]-800[Difficult])
515
Students Responding Correctly
Group Correct Total Percent
Overall 422 1227 34%
Grades
  4–57123830%
  6–8 252 642 39%
  9–12 99 347 29%
Gender
  Male21055938%
  Female20063531%
Primary Language
  English373107835%
  Other4011934%

View data table