Work Done & Energy Transfer Flashcards
1
Q
Work is done on an object when…
A
a force causes the object to move through a distance
2
Q
When is work NOT done?
A
When the object DOES NOT move in the direction of the force
3
Q
Work done equation?
A
W = Fs
4
Q
What is the ‘unit of work’?
A
1J of work is done on an object when a force of 1N causes its displacement to change by 1M
5
Q
What causes the temperature rise of an object?
A
Work done against the frictional forces acting on an object
