# Physics: Energy Transfers and Efficiency

• Created by: sas.99
• Created on: 06-06-15 17:32
What is often lost through most energy transfers?
Heat
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Define Efficiency?
A Measure of how much energy is usually transferred
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What is the mathematical formula for Efficiency?
Useful Energy divided by Total Energy In
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Name 9 Energy Transfers?
Elastic Potential, Gravitational Potential, Electrical, Chemical, Light, Nuclear, Sound, Thermal, Kinetic
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When Useful Energy ends up as heat and is transferred to cooler surroundings, what happens to the energy?
Becomes Less Concentrated / It
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## Other cards in this set

### Card 2

#### Front

Define Efficiency?

#### Back

A Measure of how much energy is usually transferred

### Card 3

#### Front

What is the mathematical formula for Efficiency?

### Card 4

#### Front

Name 9 Energy Transfers?

### Card 5

#### Front

When Useful Energy ends up as heat and is transferred to cooler surroundings, what happens to the energy?