Chemical changes are changes that involve a change in the chemical identity of a substance. In other words, a new chemical or substance is created through a chemical change. A chemical change is also thought of as a chemical reaction. Required:
Write down some ecample of a chemical change.

The chemical change is "Frying an egg".

Explanation:

Thus the above is the right answer.

the molecules move in straight line until they collide with each other or with the walls of the container. collisions are perfectly elastic; when two molecules collide, they change their directions and kinetic energies, but the total kinetic energy is conserved.

explanation:

the pseudoscience are like beliefs, theories, or like practices that are considered scientific