Across
- 5. – A device that stores energy and provides power to a circuit.
- 7. – A place in space where gravity is so strong not even light can escape.
- 8. – The spiral-shaped part of the inner ear that helps us hear.
- 9. – The process where a liquid turns into a gas.
- 11. – A state of matter that spreads out to fill any space.
- 12. – A giant explosion that happens when a star dies.
- 13. – The system that helps us breathe.
Down
- 1. – A material, like rubber or plastic, that does not let electricity flow through.
- 2. – The body system that moves blood around.
- 3. – The back-and-forth movement that makes sound.
- 4. – A complete path that electricity flows through.
- 6. – A thin part of the ear that vibrates when sound waves hit it.
- 10. – A state of matter with a fixed shape and volume.
- 11. – A huge collection of stars, dust, and gas held together by gravity.