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Name________________________________

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Phase Change 1

Point A

Phase Change 2

Point B

Phase Change 3

Point C

Phase Change 4

Point D

gas

Time

Phase Change Diagram of Water

​

1

2

4

3

solid

liquid

Temperature in oC

HEAT ENERGY Added

A

B

D

C

HEAT ENERGY Removed

Phase changes are physical changes because there is no change in the chemical properties.

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Describe characteristics of each state of matter

  • 2 examples of characteristics from the reading
  • Add characteristics from “State of Matter” chart
  • States/phases of matter.
  • Have Mass and Volume.
  • Around us all the time.

Solids, Liquids, Gases

Can not be compressed (squished)

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Review solid, liquid, gas when heat is added or removed.

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gas

Time

Phase Change Diagram of Water

​

1

2

4

3

solid

liquid

Temperature in oC

HEAT ENERGY Added

A

B

D

C

HEAT ENERGY Removed

Phase Change 1

Point A

Phase Change 2

Point B

Phase Change 3

Point C

Phase Change 4

Point D

0oC

Below 0oC

1 Melting

Melting: Solid to a Liquid

Melting Point 0 oC

100oC

2 Vaporization

Vaporization: Liquid to a Gas

EVAPORATION=gradually occurs at the surface

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Vaporization is more rapid

Boiling Point 100 oC

3 Condensation

Condensation: Gas to a Liquid

Condensation Point 100 oC

4 Freezing

Freezing: Liquid to a Solid

Freezing Point 0 oC

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gas

Time

Phase Change Diagram of Water

​

1

2

4

3

solid

liquid

Temperature in oC

HEAT ENERGY Added

A

B

D

C

HEAT ENERGY Removed

Solid to Gas

Sublimation

Gas to Solid

Deposition

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freezing:

evaporation:

freezing point:

vaporization:

melting point:

boiling point:

sublimation:

condensation:

VOCABULARY

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