‘Work Done’ is Just ‘Energy Transferred’ Flashcards
1
Q
What happens when a force moves an object through a distance?
A
Work is done on the object and energy is transferred
2
Q
What has to happen to make something move?
A
Some sort of force needs to act on it
3
Q
What does the thing applying the force need?
A
A source of energy
4
Q
Whether energy is transferred ‘usefully’ or is wasted you can still say that?
A
Work is done
5
Q
When you push something along a rough surface you are doing work against?
A
Frictional forces
