A. Solid turns into a gas
Work = force x distance
= 100N (force) x 0.5m (distance)
= 50J
Answer:
Explanation:
Given
mass of water molecule 
mass of person 
It is given that body is mostly made up of water
suppose n water molecules constitutes 62 kg
so 


The greater the mass of an object, the more inertia it has, so the object resists changes to its motion better.