Chapter 22 States of Matter Glencoe Science

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

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A gas

• has a definite shape but no definite volume
• has a definite volume but no definite shape
• has fast-moving particles

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Boiling

• liquid to gas

• gas to solid

• gas to liquid

• solid to liquid

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Define a liquid.

• Indefinite shape, indefinite volume

• Definite shape, definite volume

• Found in stars

• Definite volume, indefinite shape

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Particles (molecules) in a ______________________ have more energy than the other states of matter.

• gas

• solid

• liquid

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Particles of a liquid

• are tightly packed together and stay in a fixed position.

• have no viscosity.

• decrease in volume with increasing temperature.

• are free to move around one another but still touch.

When the temperature of matter decreases the particles ...

• speed up and move farther apart

• speed up and move closer together

• slow down and move farther apart

• slow down and move closer together

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Change of state from a solid directly to a gas is called

• deposition
• melting
• evaporation
• sublimation

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What happens when my glass of water is sitting in the sun and disappears into a gas?

• evaporation

• burning

• melting

• freezing

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Which state of matter has particles arranged like this?

• solid
• liquid
• gas

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