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the engine inside causes the propeler to spin
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Related Questions
Do helicopters work underwater?
No.
Are there any airsoft remote control helicopters?
Airsoft and helicopters don't work well together because the wind from the propeller will blow the bb.
How did helicopters change to still be useful?
Helicopters have improved and changed since they were first made. Many people and companies still work daily on improvements.
Why do helicopters get sick to often?
They call it "break down," not "get sick." Helicopters vibrate. A LOT. You have to work on them all the time because the vibration causes parts to fall off.
What can helicopters do that planes can't?
They can hover, work on oil rigs, land in small clearings.
What are helicopters used for?
Oil rig work, firefighting, military work, rescue tasks.
What do helicopters pilots do?
They fly helicopters.
How big are helicopters?
Helicopters are about 200 feet
What is a group of helicopters called?
A group of helicopters.
Do helicopters grow?
Helicopters are machines, they can not grow.
Are helicopters dangerous?
yes, helicopters are dangerous
What are grey helicopters used for?
what are the grey helicopters for
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