Question

What is one example of the use of an infrared sensor?

A. Information is relayed to a visually impaired individual about the location of objects.

B. Detecting the presence of humans trapped under collapsed buildings.

C. Bar code scanner tracks store inventory

D. Monitoring feed for farm animals to keep them healthy.

Answer 1

Answer: detecting the presence of humans trapped under collapsed buildings

Hope this help i took the test :)

Explanation:

Answer 2

Answer: B. Detecting the presence of humans trapped under collapsed buildings.

Explanation: Infrared sensors are also capable of measuring the heat being emitted by an object and detecting motion. Infrared technology is found not just in industry, but also in every-day life. Televisions, for example, use an infrared detector to interpret the signals sent from a remote control.