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Heat Transfer
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Effects of Temperature on Molecular Motion
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EASY
Earn 100
What causes a change in phase due to temperature?
(a)
Change in mass
(b)
Change in molecular motion
(c)
Change in density
(d)
Change in volume
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Important Questions on Heat Transfer
EASY
Science
>
Physics
>
Heat Transfer
>
Effects of Temperature on Molecular Motion
How does temperature affect molecular collisions in a gas?
MEDIUM
Science
>
Physics
>
Heat Transfer
>
Effects of Temperature on Molecular Motion
How does molecular motion relate to the heat capacity of a substance?
MEDIUM
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
What is the main factor responsible for the increased molecular motion at higher temperatures?
EASY
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
What happens to molecular motion in a gas at absolute zero?
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
What happens to molecular motion in a liquid as it approaches boiling point?
EASY
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
How does temperature affect the diffusion rate in liquids?
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Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
What happens to molecular motion when a solid melts?
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Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
In convection currents,
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
Which state of matter shows the least effect of temperature on molecular motion?
MEDIUM
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
What happens to the molecular motion of a substance as its temperature increases?
EASY
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
At what temperature do molecules have minimum motion?
EASY
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
What happens to the kinetic energy of molecules when the temperature increases?
EASY
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
Which factor primarily affects the speed of molecular motion?
EASY
Science
>
Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
Why does heating increase the rate of evaporation?
MEDIUM
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
As a substance is cooled, what generally happens to its molecular motion?
EASY
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
How does temperature affect the viscosity of liquids?
EASY
Science
>
Physics
>
Heat Transfer
>
Effects of Temperature on Molecular Motion
Evaporation _____ with increase in temperature.
EASY
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
Gases have ________.
MEDIUM
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
Why do gases have higher kinetic energy at the same temperature compared to liquids?
EASY
Science
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Physics
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Heat Transfer
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Effects of Temperature on Molecular Motion
Why do solids expand when heated?