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The flashcards below were created by user
McAuley
on FreezingBlue Flashcards.
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Name three types of renewable energy sources:
- Wind,
- Wave,
- Biofuel,
- Tidal,
- Hydroeletric,
- Solar,
- Geothermal.
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What are Non-renewable fuel sources?
- They will all "run out" one day
- They all do damage to the environment
- They provide most of our energy
- -coal
- -Oil
- -Natural gas
- -Nuclear fuels
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Name the two types of waves.
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What has a lower setup cost, overhead powerlines or underground powerlines?
Overhead powerlines
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What is the only theory that can explain CMBR?
(The) Big Bang
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What surfaces abosorb radiation best?
Black Matt (dark) surfaces
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What are the three states of matter?
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What is the main type of energy transfer in solids?
Conduction
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What is the main type of energy transfer in liquids and gasses?
Convection
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What is it called when water turns into a gas?
Evaporation
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Which emmits heat quicker, large surfacearea or a small surfacearea?
Large surfacearea
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What is a U value?
It shows how fast heat can transfer through a material.
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Name three types of energy?
- Eletrical
- Light
- Sound
- Kinetic
- Nuclear
- Thermal
- GPE (Gravitational potential energy)
- EPE (Elastic potentional energy)
- Chemical
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what is the formula for Specific heat capacity?
E=M*C* 
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Name two energy types that are forms of stored energy?
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What is the efficiency equation?
Efficency=Useful energy out / Total power in
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How do you find out the cost of electricity?
Energy=Power*Time
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What is effected by the weather more, Overhead cables or underground cables?
Overhead cables
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Name the Em spectrum in order.
- Radio
- Micro
- IR
- Visible
- UV
- X Ray
- Gamma
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What wave is mainly used for communication?
Radio Waves
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