Answer:
d. the force is reduced by one quarter to 3.6 n
Explanation:

1. According to person standing on ground ~
2. According to The car ~
- The person is not in motion
3. According to the Seat ~
- The person is not in motion
4. According to another person on ride ~
- The person is not in motion
5. According to the track ~
6. According to the Sun ~
I hope that's what you were looking for, goodluck for your assignment ~
Answer:
D
Explanation:
The decrease in potential energy is equal to the increase in kinetic energy.
mgh
250 x 9.8 x 30
=73, 500
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