WONDER #1932: How Does a Remote Control Work?
Question 1 of 3
In remote control terms, IR stands for what?
- indirect radio
- inside remote
- instant reception
Question 2 of 3
Infrared remote controls use what to carry signals between the remote control and the device it controls?
- radio waves
Question 3 of 3
The greatest advantage of radio-frequency remote controls is their what?
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