Across
- 3. moderate frequency and used in remote controls
- 7. the lowest frequency waves that let you listen to music stations in the car
- 8. longer wavelength than infrared waves and used for heating food quickly
Down
- 1. shorter wavelength than visible light and used to view the skeletal system
- 2. light the only waves that humans can see
- 4. spectrum the wide range of waves that transmit electromagnetic energy
- 5. ray waves with the highest frequency and often used to figth cancer
- 6. waves with shorter wavelengths than visible light but are longer than x-rays and can cause sunburns