Work done,energy transfer and rollercoasters

HideShow resource information

First 150 words of the document:

Revision Questions
1. What does the term work done mean?
_______________________________________________________________________________
2. What is the equation for calculating work done?
_______________________________________________________________________________
3. What is the work done when a 200kg piano is lifted up a second floor window,7.5 metres off
the ground?
__________________________________________________________________________________
__________________________________________________________________________________
_________________________________________________________________________
4. What does the term power mean?
_______________________________________________________________________________
5. What is the equation for calculating power?
_______________________________________________________________________________
6. If work done was 700J and time taken was 150 seconds what would power be?
_______________________________________________________________________________
7. What is kinetic energy?
_______________________________________________________________________________
8. What is the equation for calculating kinetic energy?
_______________________________________________________________________________
9. If the mass was 0.75 kg and the kinetic energy was 50 J what is the velocity?
__________________________________________________________________________________
____________________________________________________________________________
10. What is potential energy?
_______________________________________________________________________________
11. What is the equation for calculating gravtittatuion al potential energy?
_______________________________________________________________________________
12. If the mass was 357 kg, and the potential eergy is 50J what is the height?
_______________________________________________________________________________

## Other pages in this set

### Page 2

Here's a taster:

What is electrical energy?
_______________________________________________________________________________
14. What is the equation for calculating electrical energy?
_______________________________________________________________________________
15. If the power is 75 W and the Elecrical energy is 190 W,what is the time?
_______________________________________________________________________________
16. What is the force that acts inwards during a circular motion?
_______________________________________________________________________________
17. What keeps Earth in orbit around the sun?
__________________________________________________________________________________
__________________________________________________________________________________
_________________________________________________________________________
18. What happens to an object when it is travelling at constant speed?
__________________________________________________________________________________
__________________________________________________________________________________
_________________________________________________________________________
19. What is a muon?
__________________________________________________________________________________
__________________________________________________________________________________
_________________________________________________________________________