physics

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what does u value mean
how much energy per second passes through materials
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what does a higher temperature of an object mean
it emits more radiation
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what makes a metal a conductor
the free electrons
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what facts affect the rate of energy to/out an object
surface area, material and temperature
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what is infrared radiation
energy transfer by electromagnetic waves
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what is convection
circulation of fluid caused by heating it - only in fluids
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what is conduction
transfer of heat energy between two objects
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what are the fossil fuels
coal, oil and natural gas
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Card 2

Front

what does a higher temperature of an object mean

Back

it emits more radiation

Card 3

Front

what makes a metal a conductor

Back

Preview of the front of card 3

Card 4

Front

what facts affect the rate of energy to/out an object

Back

Preview of the front of card 4

Card 5

Front

what is infrared radiation

Back

Preview of the front of card 5
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