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30 Cards in this Set
- Front
- Back
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Terms
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definition
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Sustainable
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Can be maintained or continued; capable of being used indefinitely often refering to the use of resources.
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heat energy
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The flow of matter from high to low
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particle model of matter
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Scientific Understanding of how particals behave in 3 different states of matter
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temperature
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the average kinetic energy
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kinetic energy
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the movement of particles
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volume
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Amount of given area in a material.
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thermal energy
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Total kenetic energy
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heat energy
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energy that flows from matter for high to low
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expand
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Grows bigger
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contract
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When something gets smaller.
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thermal expansion
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A substance that expands by an increase of thermal energy
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conduction
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The flow of energy while in contact.
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conductors
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A Material that allows electricity to flow through it.
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insulators
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objects that don't alow heat or electricity from passing throgh
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convection currents
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a current in a fluid that results from convection.
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radiation
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Is heat transfered by invisible waves
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radient energy
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Energy is transferdfrom a heat source by waves
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infrared waves
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Waves of Radiation that transfer heat energy
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passive solar heating
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letting the suns invisible waves heat a building by using windows. Cat in the sun spot
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active solar heating
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Solar used with a mechanical device
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solar array
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An arangment of solar cells that are connected
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heating systems
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A mechanical system that is used to heat a room or building or car.
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thermostats
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a device that has a bimetallic strip that is used to automatically control when a furnace is turned on or off.
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bimetallic strip
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A strip of metal with 2 different metals
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local heating system
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A heating system that heats up only a small area such as a single room
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central heating system
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A heating system that is capable of heating up an entire building
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refridgerant
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Liquid that evaporates at very low temps used in a refrigerator.
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thermal conductivity
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Ability of a material to transfer heat by conduction.
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R-Value
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The value of an insulators the higher the better.
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