Can a Car Run Without Gravity?
Can a car operate in the absence of gravity?
No, all sorts of things would go wrong... First of all, the
car needs gravity to keep it attached to the road, otherwise
it would just float up in the air and the turning wheels would
do absolutely nothing. Second, some of the important mechanisms
in a car (such as the gas tank) depend on gravity in order
to work properly...
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Update: June 2012