Catapult Crossword

a weapon used to firing rocks over walls.
to rub together and slow down.
the point on which a lever rests or turns.
energy that is moving
a bar used to lift an object.
something that is carried or applied
energy that is stored
Twisted rope used in catapults to store tension.
the tightness or stiffness of a rope.
to push something suddenly or hard.
the path to a target.
to cause a reaction.
a high powered crossbow that hurled missiles long distances.
worked by dropping a great weight that was attached to the short end of a long lever-arm.
a weight that balances another weight.
A device used to give a mechanical advantage.
the property of a body that causes it to have weight in a gravitational field.
the influence that produces a change.
a turning or twisting force.
the amount of energy transferred by a force.
is the rate at which work is performed.
A measure of the rate of doing work.