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How does an electric fan manage to throw so much air when it is switched on?
When an electric fan is switched on, current starts flowing through it and the motor starts running. This causes the blades of the fan to rotate very fast, hence producing so much air.
Fans don’t talk, but it is possible to imagine that they do. What is it, then, that sounds like the fan’s chatter?
Complete the following sentences.
(i) The chatter is electrical because _____________________________
___________________________________________________________
(ii) It is mysterious because ___________________________________
___________________________________________________________
What do you think the talking fan was demanding?
How does an electric fan manage to throw so much air when it is switched on?
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