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Item EG014003: The gravitational potential energy of an object decreases as it falls.

How does an object's gravitational potential energy change as it falls to the earth?

  1. The gravitational potential energy of an object increases as it falls.
  2. The gravitational potential energy of an object decreases as it falls.
  3. The gravitational potential energy of an object does not change as it falls.
  4. The gravitational potential energy of an object is zero as soon as it begins to fall.
Distribution of responses
Answer Choice
Overall
Grades
Gender
Primary Language
 
n = 1243
4–5
n = 279
6–8
n = 620
9–12
n = 344
Male
n = 585
Female
n = 631
English
n = 1084
Other
n = 134
A. 42%44% 45% 35% 41% 43% 42% 43%
B. 30%27% 28% 35% 31% 29% 30% 25%
C. 17%18% 16% 19% 18% 16% 17% 17%
D. 11%10% 11% 10% 10% 12% 11% 14%