Infrared light
Interactive Video
•
Science, Physics
•
6th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video explains that infrared light ranges between 700 and 1050 nanometers and is invisible to the human eye, though it can be felt as heat. All objects emit some infrared radiation through black body radiation, which is useful in night vision and astronomy for observing objects that do not emit visible light.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
In what applications is infrared radiation useful?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Why is infrared radiation important in astronomy?
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