Across
- 2. - A measure of how hot or cold something is.
- 7. - The ability to do work or cause change.
- 8. - A quick back and forth movement that produces sound.
- 9. - The transfer of thermal energy from a warmer object to a cooler one.
- 10. - When light bounces off a surface, like a mirror.
- 11. - A force that produces heat when two surfaces rub together.
- 13. energy - Energy that flows through wires to power machines and lights.
- 16. energy - Energy you can hear that travels in waves.
Down
- 1. - When light bends as it passes through a different material like water.
- 3. energy - Energy that is stored and ready to be used.
- 4. energy - A form of energy that can be seen and travels in a straight line.
- 5. energy - The sum of an object's moving and stored energy.
- 6. energy - The energy of motion or something moving.
- 12. energy - The energy of moving particles in an object, often felt as heat.
- 14. - When an object takes in light or heat instead of reflecting it.
- 15. - A dark area made when an object blocks light.
