Physics help from experts.
Free fall is the motion of a falling object that is influenced by, and only by, gravity. Free fall may also refer to the vertical component of projectile motion.
If you throw a rock downward from Mount Everest with negligible air resistance, then immediately after the rock leaves your hand the rock accelerates at
a. less than 9.8 m/s2
b. 9.8 m/s2
c. more than 9.8 m/s2
d. depends on the speed of the rock