Across
- 3. Energy from the sun is called ________ energy.
- 7. Plants use light energy to ______________.
- 8. Sound energy can be used for ________.
- 9. Humans need energy to stay ________.
- 10. Fossil fuels are burnt to generate _________.
Down
- 1. Fossil fuels have chemical ________ energy.
- 2. We use _______ energy to cook.
- 4. Kinetic energy is the energy in ________ objects.
- 5. Solar energy trapped in solar panels is converted into _________.
- 6. Potential energy is also known as _______ energy that can be changed to other forms of energy.