energy and work done. Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

what is ‘done’ to an object when a force acts on it?

A

work.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

why is work done on a object when a force acts on it?

A

requires energy to move the object.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

how much is work is done when a force of 1N causes a displacement of one metre?

A

1J.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what is the formula for work done?

A

work done = force × distance( moved along the line of action of the force.)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what happens when work is done?

A

energy transfers take place within the system.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly