Radiation can travel through _________ and ____________
Matter and empty space
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monster
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magnet
Take 10 points!
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fairy
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25
banana
Go to last place!
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5
Explain the greenhouse effect
Radiation from sun warms ground; Ground warms air; Air moves up (convect); Glass keeps air from escaping; Cool air moves down (convect); Convec current all year
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5
__________ is the transfer of thermal energy as matter moves
Convection
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thief
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25
magnet
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fairy
Take points!
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25
thief
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5
What are examples of fossil fuels?
Coal, natural gas, oil
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5
Give two examples of how the sun's energy can be changed into heat
A black tshirt absorbing energy and becoming a form of heat
A solar panel absorbing energy and becoming a form of heat
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5
As a result of friction, ________ is produced
Heat
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5
_____________ is the transfer of heat that occurs when one thing touches another
Conduction
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baam
Lose 25 points!
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magnet
Take 5 points!
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fairy
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baam
Lose 15 points!
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5
Radiation can travel through _________ and ___________
Matter and Space
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5
True or False: Heat can be used in many different ways
True
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5
When radiation waves hit your skin, it is converted into __________________
Thermal energy
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5
_____________ is energy that is sent out in waves.
Radiation
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5
Fossil fuels are a source of __________
Heat
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5
When the sun warms your skin or you sit near a fire, what kind of energy do you feel?
