P1 - Using Energy Flashcards
1
Q
Name 6 different forms of energy
A
Kinetic Gravitational potential Elastic potential Chemical potential Electrical Nuclear
2
Q
What is the conservation of energy
A
Energy can’t be destroyed so the energy is conserved as it’s just transferred to a different form instead
3
Q
Why should we talk about energy being wasted not energy lost
A
Because energy is conserved, it’s just transferred to another form, usually transferred into the surroundings warming them up.
4
Q
What’s the equation for efficiency
A
Useful energy transferred by the appliance / total energy supplied the appliance (x100%)
