Work And Potential Energy Flashcards
1
Q
Does work done have to be useful energy transfers?
A
No, wasted energy also counts as work done
2
Q
What is work done equivalent to?
A
Energy transferred
3
Q
What is the equation relating force, work done and distance?
A
Work done = force x distance
4
Q
What is work done measured in?
A
Joules
5
Q
What is the equation to calculate gravitational potential energy?
A
GPE = mass x gravity x height
6
Q
What is the gravitational field strength on earth?
A
9.81
7
Q
What is gravitational potential energy measured in?
A
Joules
8
Q
What happens when a force moves an object through a distance?
A
Energy is transferred and work is done
