Physics

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How do particles move in: solid, liquid, gas
Sold: vibrate. Liquid: move around each other. Gas: rapidly + randomly
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Internal energy is...
energy stored in system by particles. Total kinetic + potential energy
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By melting a solid or evaporating a liquid, we're increase temp, and so the internal energy ___
Increases
3 of 8
How can we reduce internal energy of a gas?
condense it
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What state has more - less internal energy? (list in order)
Most - Gas, liquid, solid - least
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A solid can be turned directly to a gas. This is called
Sublimation
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When states are changed, mass is c___ (stays same)
conserved
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Changing of state is a chemical change. True/false?
False. physical change
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Other cards in this set

Card 2

Front

Internal energy is...

Back

energy stored in system by particles. Total kinetic + potential energy

Card 3

Front

By melting a solid or evaporating a liquid, we're increase temp, and so the internal energy ___

Back

Preview of the front of card 3

Card 4

Front

How can we reduce internal energy of a gas?

Back

Preview of the front of card 4

Card 5

Front

What state has more - less internal energy? (list in order)

Back

Preview of the front of card 5
View more cards

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