Work, Power and Energy Flashcards
1
Q
Name 9 types of energy
A
Kinetic, gravitational potential, elastic potential, chemical, nuclear, electrical, thermal, light, sound
2
Q
What is power?
A
The rate of transfer of energy/ rate of doing work
3
Q
What is the relationship between work, force and distance moved in direction of force?
A
Work done = force x distance moved
4
Q
How is work done related to energy transferred?
A
They are equal
5
Q
What is the relationship between GPE, mass g and height?
A
GPE = mass x g x height
6
Q
What is the equation for KE?
A
KE = 0.5 x mass x speed2
7
Q
What is power?
A
The rate of transfer of energy/the rate of doing work
8
Q
How you calculate power?
A
Work done/time
