Question

QUESTION 11 Which of the following statements about infrared radiation is TRUE? it is the band of the electromagnetic spectrum where each wave or photon has the greatest energy it was first discovered in 1800 in an experiment using sunlight and thermometers unlike light, infrared can never travel as fast as the speed of light while many stars give off infrared, there is nothing on Earth at the right temperature to emitit it is the radiation responsible for giving sunburns (or in large doses, skin cancer)

Answer 1

B. It was first discovered in 1800 in an experiment using sunlight and thermometers.

The infrared radiation was discovered by astronomer William Herschel in 1800. in time he was discovered how the light passed through a prism and measuring the amount of heat of each color. This was the someone first to show the which was the light not visible to the human eye.