Question

the mass of rock on the earth is 2.0.What is the weight of the rock on the moon

Answer 1

weight on the moon is 1/6 of the earth
then weight in moon will be 2 *1/6=1/3

Answer 2

Mass = 2.0
Gravitational force of moon = 1.622
m/s
Weight of rock = Mass * Gravitational force of moon.
= 2 * 1.622
= 3.244.
= Wieght of rock = 3.244 kg