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15
×
The amount of energy required to raise the temperature 1ยบC for every gram is called____?
Temperature
Thermal Energy
Kinetic Energy
Specific Heat
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15
×
Which describes what can happen as a result of radiation?
A piece of wood burns in a fire.
A can of soup is heated in a pot on a stove.
A shirt is hot after having been ironed.
A carโs inside temperature rises to over 100 degrees.
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15
×
How is heat transferred when boiling a pot of water on the stove?
radiation
combustion
convection
conduction
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15
×
A calorimeter is designed to:
Stop chemical reactions
Measure heat exchange
Speed reactions
Increase entropy
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15
×
Warm air is __________ dense than cold air and rises creating convection currents.
more
less
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15
×
Entropy is best described as:
Reaction speed
Particle mass
Energy storage
Disorder or randomness
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trap
No points!
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×
fairy
Take points!
5
10
15
20
25
×
fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 20 points!
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15
×
Energy that exists because of position or condition is called:
Chemical energy
Potential energy
Nuclear energy
Thermal energy
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5
×
Heat transfer continues until:
Objects reach the same temperature
Pressure increases
Objects melt
Energy disappears
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×
seesaw
Swap points!
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fairy
Take points!
5
10
15
20
25
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 20 points!
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15
×
Potential energy diagrams show:
Mass changes during reactions
Reaction color
Energy changes during reactions
Temperature of atoms
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25
×
The activation energy is:
Energy lost as heat
Total energy in products
Energy required to start a reaction
Energy released by bonds
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thief
Give points!
5
10
15
20
25
×
magnet
Take 25 points!
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×
rocket
Go to first place!
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×
banana
Go to last place!
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20
×
The First Law of Thermodynamics states:
Energy can only be chemical
Energy disappears over time
Energy only becomes heat
Energy cannot be created or destroyed
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15
×
According to conservation of energy, energy can only:
Be destroyed
Be transferred or converted
Disappear
Be created
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banana
Go to last place!
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star
Double points!
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×
rocket
Go to first place!
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×
baam
Lose 5 points!
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×
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