For the work to be done on an object, a force must be exerted on the object and the object must move in the direction of the force.
Energy is also required to do work.
Categorize each scenario according to whether or not work is done on the object:
on the door as you push against it and open it
on a toy car as you push it around the floor
on the locked door that remains closed while you try to pull it open
on books as you lift them and place them on the bookcase
on the piano when you drop it from the third floor to the ground floor
on the bowling ball that you are holding while waiting for your turn to bowl
on the dishes when you pull a tablecloth out from under them and they remain in place
Work is done:
Work is not done:
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
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