Energy
by ONG YU YUAN SHEILA .

1. Cannot be created or destroyed
2. Energy changes
2.1. Energy can be changed from one form to another
2.2. The total amount of energy before and after the change remains the same.
3. Different forms of energy
3.1. Light
3.2. Heat
3.3. Kinetic
3.4. Nuclear
3.5. Chemical
3.6. Potential Energy
3.6.1. Elastic potential energy
3.6.2. Gravitational potential energy
3.6.3. Chemical potential energy