Physics 0.0 / 5 ? PhysicsThermal Radiation (heat)All LevelsNone Created by: LovelyponyCreated on: 07-11-15 16:17 Thermal Radiation Infra-red electromagnetic radiation. Can travel thorugh a vacuum (no particles). Travels as a wave. Cooking uses infra-red e.g. grill, toaster... Travels at the speed of light 3000000000 m/s Travels in straight lines. Just beyond the red end of the visible spectrum (longer wavelength than red). 1 of 1
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