Across
- 2. Form of electromagnetic radiation detected by the human eye
- 5. can't see through it
- 6. electromagnetic waves
- 7. light gathering device
- 9. emitting light by being heat
- 10. a range of different colors
- 11. electromagnetic radiation
- 12. can clearly see through it
- 14. can't produce light
- 15. pictures of inside of the body
Down
- 1. invisible rays that come from the sun
- 3. light can pass through
- 4. objects that give off light
- 8. light bends when travelling
- 9. electrode magnetic energy
- 13. Light is emitted after being exposed to radiation