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Usually gasoline or diesel fuel.
airplanes are the same thing as hovercrafts... but only hovercrafts have a louder engine
They both (some airplanes do) use propeller's.
You must use all of the hovercrafts and then launch the rocket from the random box room
yes,you will use the hovercraft to fly through the dirty pond were you get the rope,to get in the space ship
hovercrafts
yes
on a cushion of air
Why are you asking where to find hovercrafts? But I would have to say, that scientists are trying to build some, or aliens are, but you should have known that already.
well hovercrafts hover because all the air the fan is taking in , (well lets just say it pumps it in like blowing in air to a blow up ball) all of the air gets caught and starts to hover and it will only come up a little
All countries use maths for calculations.
yes.