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Physics
Physics
Problem
A boy standing on the ground presses the ground vertically downward with a force of
60
N
60\,\text{N}
60
N
. Which one of the following gives the force that the ground exerts on the boy? a)
60
N
60\,\text{N}
60
N
downward b)
0
N
0\,\text{N}
0
N
c)
60
N
60\,\text{N}
60
N
upward d)
30
N
30\,\text{N}
30
N
upward
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