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3 cards from this section. Quick, good the night before a test.
What is radiation?
Think of how you feel the heat from the sun.
Name one real-life example of radiation.
Consider what warms you on a sunny day.
What type of heat transfer occurs through electromagnetic waves?
Think about how heat travels from the sun to Earth.
True or False: Radiation requires a physical medium to transfer heat.
Consider how the sun's heat reaches us.
A metal spoon is placed in hot water, which heats the spoon. Explain how conduction and radiation are both involved in heating the spoon.
Consider both direct contact and energy traveling through waves.
Discuss how thermal radiation is utilized in both passive and active solar heating systems.
Look at the systems in buildings or solar installations.
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