Question

do we always need to heat or change pressure for changing that state of matter ?​

Answer 1

Answer:

You need some energy. Heat is probably the easiest energy you can use to change your physical state. The atoms in a liquid have more energy than the atoms in a solid. There is a special temperature for every substance called the melting point

Answer 2

Answer:

You need some energy. Heat is probably the easiest energy you can use to change your physical state. The atoms in a liquid have more energy than the atoms in a solid. There is a special temperature for every substance called the melting point.

Explanation:

Hope this helps you blink btw who's your bias?