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Radiation
Lower Sec Science · Secondary 2 · Medium · Radiation
A black metal can and a shiny silver metal can, both containing the same amount of hot water, are left in a cool room. Which can will lose heat by radiation faster, and why?
- The black can, because black surfaces are better emitters of radiation.
- The black can, because black surfaces are poor emitters of radiation.
- The silver can, because shiny surfaces are better emitters of radiation.
- Both cans lose heat by radiation at the same rate.
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