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15
×
What is the specific latent heat of fusion?
The energy needed to turn 1kg of a substance from a solid to a liquid.
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banana
Go to last place!
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seesaw
Swap points!
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rocket
Go to first place!
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thief
Give points!
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25
15
×
Why do crisp packets expand on a plane?
The gas pressure outside the crisp packet drops, the volume of the gas inside the crisp packet increases.
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15
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What is the change of state from gas to liquid called?
Condensing
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15
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The thermal energy of a system is the total _______ ________ of the particles in the system
Kinetic energy
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15
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A system's internal energy is the total of its what two energy stores?
Kinetic and potential
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15
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What is the change of state from liquid to gas called?
boiling / evaporation
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15
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When you are pumping up a football, What happens to the gas pressure inside and why?
Increases - because you are adding more particles to the container
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banana
Go to last place!
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rocket
Go to first place!
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fairy
Take points!
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25
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banana
Go to last place!
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boom
Lose 50 points!
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gift
Win 15 points!
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rocket
Go to first place!
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thief
Give points!
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25
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banana
Go to last place!
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fairy
Take points!
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25
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rocket
Go to first place!
Okay!
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thief
Give points!
5
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25
15
×
If you were to heat a netball, what would happen to the gas pressure inside and why?
It would increase as the particles have more kinetic energy
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15
×
What is the change of state from liquid to solid called?
Freezing
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15
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Why does this heating vs temperature graph have two horizontal parts?
The object is changing state, energy is used to break bonds not increase the temperature
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15
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When trying to find the density of an object how can you find the object's mass?
Place the object on a top pan balance
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15
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Transferring energy to an object will increase it's particles _________ energy.
Kinetic
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