Question

When a solid change to a liquid it is called?

Answer 1

1. The process by which a solid melts into a liquid when heated is called melting or fusion.
2. When a solid is heated, the molecules vibrate faster, and intermolecular space increases.
3. The temperature remains constant till all the molecules have absorbed enough energy to enter the liquid state.
4. The temperature at which solid melts to become a liquid at the atmospheric pressure is called its melting point.