An astronaut is standing at rest on the moon. Which of the
following is true?
Group of answer choices
A. The astronaut is experiencing zero gravitational force from
the moon.
b. The force of gravity acting on the astronaut perfectly
balances the centrifugal force from the moon orbiting around the
earth.
c. The force of gravity is greater from the moon acting on the
astronaut than from the astronaut acting on the moon.
d. The astronaut exerts a gravitational force on the moon equal
to the gravitational force of the moon on the astronaut.