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15
×
What is the energy store of an Uranium atom?
Nuclear
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15
×
Which colour material would be a poor absorber and emitter of thermal radiation
Shinny silver or white
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banana
Go to last place!
Oops!
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seesaw
Swap points!
Okay!
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 20 points!
Oops!
15
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By which process does thermal energy transfer through a liquid or gas?
Convection
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eraser
Reset score!
Oops!
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gold
Win 50 points!
Okay!
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shark
Other team loses 25 points!
Okay!
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baam
Lose 10 points!
Oops!
15
×
By what process does thermal energy transfer through a solid?
Conduction?
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15
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What happens to the density of a gas when it is heated?
It becomes less dense.
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15
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The bubbles in boiling water contain oxygen [True/False]
False, they contain water as a gas (steam)
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15
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What is the name of a material which is a poor conductor of thermal energy?
An insulator
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15
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Why did old coal mines light a fire at the bottom of one of their two shafts?
To create a convection current and get fresh air into the mine
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15
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Temperature is the total thermal energy stored in an object [True/False]
False - Temp is the average thermal energy
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15
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Which colour material would be a good absorber and emitter of thermal radiation
Matt black
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boom
Lose 50 points!
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star
Double points!
Okay!
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rocket
Go to first place!
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banana
Go to last place!
Oops!
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banana
Go to last place!
Oops!
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fairy
Take points!
5
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15
20
25
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 10 points!
Oops!
15
×
How are the particles in a gas arranged
Free to move in random directions with a range of speeds.
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15
×
Which of the 3 processes of thermal energy transfer is the silver coated foam in a cavity wall preventing?
Convection and radiation
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