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Teams
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thief
Give points!
5
10
15
20
25
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rocket
Go to first place!
Okay!
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rocket
Go to first place!
Okay!
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thief
Give points!
5
10
15
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25
15
×
What is the change of state from liquid to gas called?
boiling / evaporation
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15
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A solid is incompressible because the particles are closely arranged [True/False]
True
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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 liquid is compressible because the particles are free to move about one another [True/False]
False - the particles are still closely arranged so incompressible
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heart
Other team wins 20 points!
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rocket
Go to first place!
Okay!
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fairy
Take points!
5
10
15
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25
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banana
Go to last place!
Oops!
15
×
A change of state is a Physical or Chemical change?
Physical - no new substance is formed and it is reversible.
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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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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 specific latent heat of vaporisation?
The energy needed to turn 1kg of a substance from a liquid to a gas
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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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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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gold
Win 50 points!
Okay!
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fairy
Take points!
5
10
15
20
25
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baam
Lose 10 points!
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heart
Other team wins 10 points!
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seesaw
Swap points!
Okay!
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rocket
Go to first place!
Okay!
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baam
Lose 10 points!
Oops!
15
×
How do you calculate denisty?
Mass / Volume
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15
×
When trying to find the density of a regular shaped object, how can you find the object's volume?
Measure the sides and use geometry to calculate the volume.
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