1. Energy: Conservation
9th Grade Science

2. Changing Forms Energy can be changed from one form to another!
Examples:

3. Conversion
HowStuffWorks Videos "Matter and Energy: Energy Conversions“

4. Mechanical Energy
Mechanical energy is the sum of potential and kinetic energy
If one form is changed to another, the amount of ME doesn’t change
Some energy usually becomes non-useful due to friction
HowStuffWorks Videos "Work and Energy: Energy"

6. The Law! Law of Conservation of Energy
Energy in a closed system cannot be created or destroyed
Energy in a closed system can change form
You cannot create or destroy energy
First Law of Thermodynamics

7. HowStuffWorks Videos "Matter and Energy: Energy Flow"