Across
- 4. radio waves, microwaves, infrared waves and visible light are all examples of _______________ radiation
- 5. sound is the ___________ of particles
- 6. carry satellite TV programmes and mobile phone calls
- 9. a coiled wire that is wrapped around an iron bar which then passes electricity through it to become magnetic
- 12. frequency multiplied by wavelength
- 13. the _____________ the wavelength, the more information it can carry
- 14. move to and fro about a certain position on a line
- 15. the number of waves passing a fixed point
Down
- 1. UV, x-rays and gamma radiation are all types of _____________ radiation
- 2. sound is what type of wave?
- 3. Our eyes can detect _____________ light from the EM spectrum
- 7. The ____________ spectrum displays all forms of radiation
- 8. light is what type of wave?
- 10. light will slow down and ____________ when going through a transparent prism
- 11. the height of a transverse wave
- 15. there is a magnetic ___________ around the earth