Across
- 3. - Able to dissolve in a liquid
- 5. - When two objects hit each other
- 8. - Energy that lets us see
- 11. - Energy of moving objects
- 13. - A material that slows down or stops heat or electricity from passing through
- 14. - Energy made by vibrations we hear
- 15. - Matter that keeps its shape
- 16. - A material that lets heat or electricity pass through easily
- 18. - Heat energy
- 20. - Two or more substances mixed together
Down
- 1. - When light bends as it passes through something
- 2. - When light bounces off a surface
- 4. - Matter that spreads out to fill any space
- 6. - Energy from moving electric charges
- 7. - A mixture where one substance dissolves in another
- 9. - Not able to dissolve in a liquid
- 10. - A force that pulls certain metals toward a magnet
- 12. - The amount of space something takes up
- 17. - The ability to sink or float in water
- 19. - Matter that flows and takes the shape of its container