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Pumpkin Catapult
Question | Answer |
---|---|
to start or set in motion | launch |
a bar that rests on a fulcrum that is used to move a load with one end when effort is applied to the other end | lever |
energy used that is used to move or lift an object or load | effort |
an object that needs to be moved or lifted by effort or force | load |
equal forces that cause no change in motion | balanced force |
unequal forces that cause no change in motion | unbalanced forces |
stored energy in an object or system | potential energy |
working energy when an object is in motion | kinetic energy |