P1B

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  • Created by: ellxe
  • Created on: 30-04-16 22:04
What are things that emit energy called?
Sources
1 of 5
What are things that transfer and waste or lose energy called?
Sinks
2 of 5
Payback time is the money you've saved equalling the initial cost. What is the equation?
Payback time = initial cost/annual saving
3 of 5
What does a thermogram do?
Shows places of different temperatures in different colours e.g. to show where houses lose heat
4 of 5
Efficiency equation?
Efficiency = useful energy output / total energy input (x100%)
5 of 5

Other cards in this set

Card 2

Front

What are things that transfer and waste or lose energy called?

Back

Sinks

Card 3

Front

Payback time is the money you've saved equalling the initial cost. What is the equation?

Back

Preview of the front of card 3

Card 4

Front

What does a thermogram do?

Back

Preview of the front of card 4

Card 5

Front

Efficiency equation?

Back

Preview of the front of card 5

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