POWERPOINT JEOPARDY

1
Unit 2 Matter
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1. Types 2. Gases 3. Phys/Chem Prop/Change 4. Phases 5. Gas Laws
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40 40 40 40 40
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Question 1 - 10

• What type of matter is Italian dressing?

4
Answer 1 10

• Heterogeneous mixture

5
Question 1 - 20

• What is an example of a pure substance?

6
Answer 1 20

• Any element or compound

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Question 1 - 30

• What kind of mixture is milk?

8
Answer 1 30

• Homogeneous

9
Question 1 - 40

• True or False The properties of a compound are
  the same as the properties of the elements that
  combined to form it.

10
Answer 1 40

• False

11
Question 1 - 50

• A substance made up of two or more elements that
  are chemically combined is called a what?

12
Answer 1 50

• A compound

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Question 2 - 10

• What device do we use to measure atmospheric
  pressure?

14
Answer 2 10

• barometer

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Question 2 - 20

• As elevation increases, atmospheric pressure
  _________.

16
Answer 2 20

• decreases

17
Question 2 - 30

• What is STP?

18
Answer 2 30

• Standard temperature and pressure

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Question 2 - 40

• What causes pressure?

20
Answer 2 40

• Gas molecules hitting container walls and each
  other which increases temperature and pressure

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Question 2 - 50

• Describe a gases volume and shape

22
Answer 2 50

• No definite volume and no definite shape

23
Question 3 - 10

• Melting point is a _______ ________.

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Answer 3 10

• Physical property

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Question 3 - 20

• Frying an egg is a _________ _________.

26
Answer 3 20

• Chemical change

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Question 3 - 30

• Melting ice is a _________ ________.

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Answer 3 30

• Physical change

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Question 3 - 40

• What is an example of an extensive property?

30
Answer 3 40

• Must depend on size

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Question 3 - 50

• What is an example of an intensive property?

32
Answer 3 50

• Can not depend on size

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Question 4 - 10

• In which state do molecules move the fastest?

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Answer 4 10

• Gases (or plasma)

35
Question 4 - 20

• When matter changes temperature or phase, ______
  is either absorbed or given off.

36
Answer 4 20

• energy

37
Question 4 - 30

• Which is the phase change in which a substance
  changes from a solid to a gas?

38
Answer 4 30

• sublimation

39
Question 4 - 40

• When particles at the surface of a liquid change
  to a gas, ________ occurs.

40
Answer 4 40

• evaporation

41
Question 4 - 50

• Name an exothermic phase change.

42
Answer 4 50

• Deposition, freezing, condensation

43
Question 5 - 10

• Which 2 variables change in Gay-Lussacs Gas Law?

44
Answer 5 10

• Temperature and Pressure

45
Question 5 - 20

• According to Boyle's law, when the pressure of a
  gas increases at constant temperature, its volume
  ________.

46
Answer 5 20

• decreases

47
Question 5 - 30

• What happens when a balloon is exposed to cold
  air?

48
Answer 5 30

• Volume decreases

49
Question 5 - 40

• A gas with a volume of 6.0 L is heated from 300 K
  to 600 K. Which is the final volume of the gas?

50
Answer 5 40

• 12L

51
Question 5 - 50

• A gas has a volume of 12.0 L and a pressure of
  8.0 atm. Which is the pressure of the gas if its
  volume is decreased to 3.0 L?

52
Answer 5 50

• 32 atm