The 7 different types of waves have many different uses. Radio waves can be used to watch tv and listen to radio while microwaves can be used to power up a MW oven which people use to heat food up. Infrared waves can be used to work heat laps and visible light waves can be used to power up light bulbs which people use as a source of light. UVA-UVB-UVC Ultraviolet waves can be used is tanning beds which help people get tans while x-ray waves can be used to see our bones through our body and gamma-ray waves can be used to help fight cancer cells.