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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Definitions:

Weight-bearing Activities

Physical activities where you support your own body weight, such as walking, jogging, and dancing, beneficial for bone health.

Lung Expansion

A physiological process or therapeutic technique aimed at increasing lung volume to improve gas exchange and oxygenation.

Body Alignment

The optimal positioning of the body parts to reduce stress on the musculoskeletal system, important for maintaining posture and preventing injury.

Joint Mobility

The range of uninhibited movement around a joint or body part.