Getting electrons excited by heat can cause certain materials to give off visible light when heated - like filaments in light bulbs.
Heat Transfer
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6 images of some instruments such as clinical and baking thermometers that have been designed to measure temperature for specific purposes
If you understand heat transfer, you can make lots of little changes at home to help the environment and your household’s bank account!
How do our bodies get cold? How do sleeping bags keep us warm?
Manufacturing and engineering airplane tires is important work! Learn how airplane tires keep the aircraft safe during takeoff and landing.
Learn how electricity is generated at a nuclear power generating station.
Using the heat of the Earth’s interior, you can heat your home with a ground source heat pump. This kind of heating is cheaper and better for the environment!
Can your body be a source of electricity generation? Maybe, if you understand heat transfer. Explore this concept through a 2013 invention by a Canadian teen.