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15
×
when an object's temperature decreases, the particles are more or less dense?
more dense
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15
×
What is it called when energy is transferred by movement of a heated fluid?
convection
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15
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when an object's temperature decreases, the particles speed up or slow down?
slow down
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15
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when an object's temperature increases, the particles contract or expand?
expand
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seesaw
Swap points!
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rocket
Go to first place!
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rocket
Go to first place!
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lifesaver
Give 20 points!
Oops!
15
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Which is the highest temperature 100C, 100 F, or 100 K?
100 C
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15
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A material that does not conduct heat well
an insulator
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15
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What do we call the transfer of thermal energy from a warm object to a cool object?
heat
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15
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Which change in degree is larger, Celsius or Fahrenheit?
Celsius
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15
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Mode of heat transfer that does not require a medium
radiation
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lifesaver
Give 25 points!
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star
Double points!
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fairy
Take points!
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25
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banana
Go to last place!
Oops!
15
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Heat of the sun reaches us by which mode of transfer
radiation
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15
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What is the transfer of thermal energy by particles bumping into each other?
conduction
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15
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What is happening when particles become less dense and decrease in volume?
thermal contraction
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trap
No points!
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magnet
Take 20 points!
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fairy
Take points!
5
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25
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baam
Lose 20 points!
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15
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Which two temperature scales have the same amount of change in temp?
Kelvin and Celsius
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