1)How does an axelrator are a motorcycle work?
-By rotating the handle.
2)How does a voice oprated computer operate?
-By speaking to it.
3)How do you activate an emergency stop in a train?
-By pulling the lever.
4)How do you activate a shop door alarm?
-By stepping on a sensor in the door mat.
5)How do you activate solar battery?
-By putting it under an electric lamp.
6)How do you start a car engine?
-You start a car engine by inserting the key into turning it.
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