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Item EG088002: When two children who weigh the same are on a teeter-totter, the child who is up has more gravitational potential energy than the child who is down.

A girl and a boy are playing on a teeter-totter (seesaw). They both weigh the same.

While the boy is down and the girl is up, which child has more gravitational potential energy?

  1. The boy has more gravitational potential energy.
  2. The girl has more gravitational potential energy.
  3. They have the same amount of gravitational potential energy.
  4. They do not have any gravitational potential energy.
Distribution of responses
Answer Choice
Overall
Grades
Gender
Primary Language
 
n = 1238
4–5
n = 283
6–8
n = 613
9–12
n = 342
Male
n = 578
Female
n = 632
English
n = 1081
Other
n = 130
A. The boy has more gravitational potential energy. 27%43% 23% 23% 29% 26% 25% 40%
B. The girl has more gravitational potential energy. 52%41% 56% 54% 53% 51% 54% 41%
C. They have the same amount of gravitational potential energy. 17%14% 18% 18% 15% 19% 17% 17%
D. They do not have any gravitational potential energy. 4%2% 4% 4% 3% 4% 4% 2%