A Block Is on a Frictionless Table, on Earth

Multiple Choice

A block is on a frictionless table, on earth. The block accelerates at 3.0 m/s² when a 20 N horizontal force is applied to it. The block and table are set up on the Moon where the acceleration due to
Gravity is 1.62 m/s². The weight of the block on the Moon is closest to

A) 6.8 N.
B) 5.5 N.
C) 9.5 N.
D) 8.1 N.
E) 11 N.