Across
- 2. shorter wavelength than vivsble light but longer than x-rays; can cause sunburn
- 3. the lowest frequency waves that allow you to listen to your favorite radio station and used for communication
- 6. moderate frequency and used in remote controls
- 7. the highest frequency wave and often used to fight cancer
Down
- 1. the only light waves humans can see
- 4. longer wavelength than infrared waves and used for heating food quickly
- 5. short wavelength than visible light and used to view the skeletal system for medical reasons