Which of the Following Statements About Infrared Radiation Is TRUE

question 14

Multiple Choice

Which of the following statements about infrared radiation is TRUE?

• A) it is the band of the electromagnetic spectrum where each wave or photon has the greatest energy
• B) it was first discovered in 1800 in an experiment using sunlight and thermometers
• C) unlike light, infrared can never travel as fast as the speed of light
• D) while many stars give off infrared, there is nothing on Earth at the right temperature to emit it
• E) it is the radiation responsible for giving sunburns (or in large doses, skin cancer)

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