2 pt

1
Random Questions
Foul Water
Density
Lab Safety Measure
Mixtures or Substances
1 pt
1 pt
1pt
1 pt
1pt
2 pt
2 pt
2pt
2pt
2 pt
3 pt
3 pt
3 pt
3 pt
3 pt
4 pt
4 pt
4pt
4 pt
4pt
5pt
5 pt
5 pt
5 pt
5 pt
2
Please select your Team.

1. Team 1
2. Team 2
3. Team 3
4. Team 4
5. Team 5
6. Team 6

3
Random Questions 1 point question

• The ratio of mass to volume

4
Please make your selection...

1. distillation
2. density
3. mass
4. heaviness

Scores
5
Random Questions 2 point question

• The smallest particle of matter

6
Please make your selection...

1. element
2. compound
3. heterogenous mixture
4. homogenous mixture

Scores
7
Random Questions 3 point question

• A combination of atoms of two or more different
  elements chemically combined

8
Please make your selection...

1. element
2. compound
3. heterogeneous mixture
4. homogeneous mixture

Scores
9
Random Questions 4 point question

• You calculate the density of a bar of gold to be
  19.3 g/mL. If you cut the bar into two unequal
  halves, the density of the SMALLER piece will be

10
Please make your selection...

1. less than 19.3g/mL
2. greater than 19.3 g/mL
3. equal to 19.3 g/mL
4. cannot be determined with the info given

Scores
11
Random Questions 5 point question

• Where should volatile chemical be worked with?

12
Please make your selection...

1. over a sink
2. in the general lab area
3. in the fume hood
4. close to the eye wash

Scores
13
Foul Water 1 point question

• Was your original foul water sample pure water?

14
Please make your selection...

1. looked like it
2. tasted good
3. yes
4. no

Scores
15
Foul Water 2 point question

• The first step of the lab was

16
Please make your selection...

1. oil separation
2. sand filtration
3. charcoal adsorption
4. paper filtration

Scores
17
Foul Water 3 point question

• What step was meant to remove the smell from the
  foul water?

18
Please make your selection...

1. sand filtration
2. paper filtration
3. oil separation
4. charcoal adsorption

Scores
19
Foul Water 4 point question

• What was the process called when Mr. Norton
  boiled the foul water sample to condense the
  water vapors back into pure water?

20
Please make your selection...

1. evaporation
2. filtration
3. distillation
4. desalination

Scores
21
Foul Water 5 point question

• What was the average percent recovery for your
  class?

22
Please make your selection...

1. 60-70
2. 50-60
3. 40-50
4. 30-40

Scores
23
Density1 point question

• What is more dense a ton of aluminum or a ton of
  iron?

24
Please make your selection...

1. A ton of aluminum
2. A ton of iron
3. Both are equally dense since they have the same
   weight.
4. Can not be determined

Scores
25
Density2 point question

• What is the volume of 80.0 g of ether if the
  density is 0.70 g/ml?

26
Please make your selection...

1. 56 mL
2. 0.0088 mL
3. 110 mL
4. 80 mL

Scores
27
Density3 point question

• What is the density of an object having a mass of
  8.0 g and a volume of 25 cm3?

28
Please make your selection...

1. 0.32 g/cm3
2. 2.0 g/cm3
3. 3.1 g/cm3
4. 200 g/cm3

Scores
29
Density4 point question

• An object has a mass of 3.15 oz. When it is
  submerged in a graduated cylinder containing
  325.2 ml of water, the water level rises to 442.5
  ml. What is the density (g/ml) of the object?

30
Please make your selection...

1. 1.23 g/ml
2. 3.35 g/ml
3. 0.987 g/ml
4. 0.762 g/ml

Scores
31
Density5 point question

• If the temperature of a piece of steel decreases,
  what happens to its density?

32
Please make your selection...

1. The density decreases
2. The density increases
3. The density does not change.
4. The density first increases, then decreases

Scores
33
Lab Safety1 point question

• What is the most important part of your body to
  protect in the lab?

34
Please make your selection...

1. feet
2. hands
3. eyes
4. ears

Scores
35
Lab Safety2 point question

• In the following diagram, a meter stick is being
  used to measure the length of an object. What is
  the correctly measured length?

36
Please make your selection...

1. 0.280m
2. 0.28m
3. 0.2m
4. 2.8m

Scores
37
Lab Safety3 point question

• When working with volatile chemicals, where
  should experiments be conducted?

38
Please make your selection...

1. While wearing a face shield.
2. Inside a fume hood.
3. In a room with the window open.
4. In a temperature controlled room.

Scores
39
Lab Safety4 point question

• If a flame burner is out of control, which of the
  following should you use?

40
Please make your selection...

1. fire blanket
2. beaker
3. shower
4. goggles

Scores
41
Lab Safety5 point question

• When diluting an acid, you should do which of the
  following?

42
Please make your selection...

1. Mix the water into the acid.
2. Evaporate water from the acid using heat.
3. It is not possible to dilute acids.
4. Mix the acid into the water.

Scores
43
Mixtures or Substances 1 point question

• Classify distilled water as

44
Please make your selection...

1. Substance - element
2. Substance - compound
3. Mixture - heterogeneous
4. Mixture - homogeneous

Scores
45
Mixtures or Substances 2 point question

• Classify soil as

46
Please make your selection...

1. Mixture - homogeneous
2. Mixture - heterogeneous
3. Substance - element
4. Substance - compound

Scores
47
Mixtures or Substances3 point question

• Classify iron as

48
Please make your selection...

1. Mixture - homogeneous
2. Mixture - heterogeneous
3. Substance - element
4. Substance - compound

Scores
49
Mixtures or Substances4 point question

• Classify sugar water as

50
Please make your selection...

1. Mixture - homogeneous
2. Mixture - heterogeneous
3. Substance - element
4. Substance - compound

Scores
51
Mixtures or Substances5 point question

• Classify rocky road ice cream as

52
Please make your selection...

1. Mixture - homogeneous
2. Mixture - heterogeneous
3. Substance - element
4. Substance - compound

Scores
53
Team Scores
10 Team 4
8 Team 2
8 Team 3
8 Team 5
7 Team 1
Team 6