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Physical Science Test 1 Review

Total questions: 69

Worksheet time: 7hrs 47mins

Name
Class
Date
1.
True or False:  The density of a specific type of material never changes.  
a)
True
b)
False
2.
A state of matter that has a definite shape and a definite volume.
a)
solid
b)
liquid
c)
gas
d)
plasma
3.
A form of matter that takes both the shape and volume of its container.
a)
solid
b)
liquid
c)
gas
d)
plasma
4.
The classification of matter as a solid, liquid, or gas tells us the
a)
Density
b)
Physical state
c)
Properties
d)
Matter
5.
_______ is anything that has mass and takes up space
a)
Matter
b)
Mass
c)
Relative density
d)
A property
6.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
7.
Which units of measurement are used for volume?
a)
grams
b)
centimeters
c)
grams/milliliter
d)
milliliter
8.
An empty beaker has a mass of 60 grams.  When mercury is added to the beaker, it has a mass of 200 grams. What is the mass of the mercury?
a)
140 grams
b)
200 grams
c)
140 mL
d)
260 g
9.
Which box has a higher density?  
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
10.
Which will float in water (density= 1 g/mL)?
Corn syrup  1.37 g/mL
Vegetable oil  0.91 g/mL
Honey  1.42 g/mL
Lamp oil  0.81 g/mL
a)
Corn syrup and Honey
b)
Vegetable oil and Lamp oil
c)
Corn syrup and vegetable oil
d)
Honey and Lamp oil
11.
If the density of a bar of gold is 19.3 g/cm3and you cut it into 4 pieces,  what is the density of each piece of gold?  
a)
4.825 g/cm3
b)
9.65 g/cm3
c)
19.3 g/cm3
d)
38.6 g/cm3
12.
A student knows the mass of an object. What other variable does the student need to know to calculate the object's density?
a)
Color
b)
Weight
c)
Volume
d)
Length
13.
Which would be the most useful for identifying an unknown liquid?
a)
Weight
b)
Volume
c)
Mass
d)
Density
14.
If the volume of a substance increases, and the mass stays the same, what will happen to the density?
a)
Stay the same
b)
Increase
c)
Decrease
d)
It depends
15.
In which state of matter are the particles spread far apart and move in random directions
a)
solid
b)
liquid
c)
gas
16.
This unit of matter is made up of protons, neutrons and electrons
a)
an atom
b)
an electron cloud
c)
a nucleus
d)
a charge
17.
The amount of space an object takes up.
a)
matter
b)
mass
c)
liquid
d)
volume
18.
A substance that has a definite volume but no definite shape, it takes the shape of its container
a)
solid
b)
liquid
c)
gas
d)
mentos
19.
Color, mass, volume, temperature, & texture are properties of matter that can be observed, described, and/or measured.
a)
true
b)
false
20.
Why does ice float in liquid water?
a)
It is more dense than liquid water
b)
Surface tension holds it up
c)
It is less dense than liquid water
d)
It doesn't float
21.
At approximately what temperature does the solubility of sodium chloride, NaCl, match the solubility of potassium dichromate, K2Cr2O7?
a)
60 ºC
b)
30 ºC
c)
50 ºC
d)
83 ºC
22.
How many grams of K2Cr2O7, are soluble in 100 g of water at 95 ºC?
a)
83 grams
b)
75 grams
c)
40 grams
d)
12 grams
23.
Which substance is MOST soluble at 0 ºC?
a)
KI
b)
NaNO3
c)
NaCl
d)
Ce2(SO4)3
24.
When 20 grams of potassium chlorate, KClO3, is dissolved in 100 grams of water at 80 ºC, the solution can be correctly described as:
a)
supersaturated
b)
saturated
c)
unsaturated
25.
When 50 grams of KCl is dissolved in 100 grams of water at 50 ºC, the solution can be correctly described as:
a)
supersaturated
b)
unsaturated
c)
saturated
26.
When 42 grams of potassium chloride, is dissolved in 100 grams of water at 50 ºC, the solution can be correctly described as:
a)
supersaturated
b)
saturated
c)
unsaturated
27.

At what temperature does the solubility of NaCl, match the solubility of K2Cr2O7?

a)

60

b)

30

c)

83

d)

50

28.

Which solute does not increase in solubility as the temurature increases?

a)

NaCl

b)

SO2

c)

KClO3

d)

KNO3

29.

When 40 grams of KCl is dissolved at 50 ºC, the solution can be described as

a)

Saturated

b)

Supersaturated

c)

Unsaturated

d)

None

30.

When 20 grams of KNO3 is dissolved at 80 ºC, the solution can be described as

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

None

31.

How many grams of SO2 can dissolve at 50 ⁰C?

a)

5 g

b)

10 g

c)

20 g

d)

39 g

32.

What is the maximum temperature where at least 60 g of HCl can dissolve?

a)

35 ⁰C

b)

45 ⁰C

c)

55 ⁰C

d)

65 ⁰C

33.

Which salt is LEAST soluble at 0 ºC?

a)

KNO3

b)

Ce2(SO4)3

c)

K2Cr2O7

d)

KClO3

34.

How much KNO3 solute is saturated at 40 degrees?

a)

75

b)

55

c)

65

d)

85

35.

How much C12H22O11 solute is saturated at 40 degrees?

a)

240

b)

220

c)

230

d)

250

36.

Which solute is MOST likely a gas?

a)

KNO3

b)

NaNO3

c)

KCl

d)

Ce2(SO4)3

37.

At what temperature can you fully dissolve 140g of NaNO3?

a)

62

b)

73

c)

81

d)

You cannot determine this

38.

What type of a solution is 260g sugar at 50ºC in 100g H2O?

a)

Saturated

b)

Unsaturated

c)

Supersaturated

39.

What type of a solution is 25g NaCl at 70ºC in 100g H2O?

a)

Saturated

b)

Unsaturated

c)

Supersaturated

40.
Which solute is the most soluble at 10 ⁰C?
a)
KI
b)
KClO3
c)
NH4Cl
d)
NH3
41.
Which solute is the least soluble at 90 ⁰C?
a)
SO2
b)
KClO3
c)
KI
d)
HCl
42.
Which of these solutes does not increase in solubility as temperature rises?
a)
NH3
b)
NaNO3
c)
KNO3
d)
NaCl
43.
What conclusion can be made using this solubility curve?
a)
Decreasing temperatures always increases solubility 
b)
Increasing temperatures always increases solubility
c)
Increasing temperatures usually increases solubility
d)
Temperature has no affect on solubility
44.

At what temperature can you fully dissolve 120g of NaBr?

a)

70

b)

20

c)

100

d)

You cannot determine this

45.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
46.
In which region(s) does temperature remain constant?
a)
Region 1, 3, & 5
b)
Region 2 & 4
c)
Region 1 only
d)
Region 1 & 2
47.
In which region(s) does temperature increase?
a)
Region 1, 3, & 5
b)
Region 2 & 4
c)
Region 1 only
d)
Region 1 & 2
48.
This curve indicates what about the heat energy?
a)
heat energy is being added or absorbed
b)
heat energy is being removed
49.
In which region(s) of the graph does a phase change occur?
a)
Region 1, 3, & 5
b)
Region 2 & 4
c)
Region 1 only
d)
Region 1 & 2
50.
In which region(s) of the graph would the substance only be in one phase?
a)
Region 1, 3, & 5
b)
Region 2 & 4
c)
Region 1 only
d)
Region 1 & 2
51.
In which region(s) of the graph would the substance be a solid only?
a)
Region 1
b)
Region 2
c)
Region 3
d)
Region 4
52.
In which region(s) of the graph would the substance be a solid and a liquid?
a)
Region 1
b)
Region 2
c)
Region 3
d)
Region 4
53.
In which region(s) of the graph would the substance be a liquid only?
a)
Region 1
b)
Region 2
c)
Region 3
d)
Region 4
54.
In which region(s) of the graph would the substance be a liquid and a gas?
a)
Region 2
b)
Region 3
c)
Region 4
d)
Region 5
55.
In which region(s) of the graph would the substance be a gas only?
a)
Region 2
b)
Region 3
c)
Region 4
d)
Region 5
56.
In which region(s) of the graph does boiling take place?
a)
Region 2
b)
Region 3
c)
Region 4
d)
Region 5
57.
In which region(s) of the graph does melting take place?
a)
Region 2
b)
Region 3
c)
Region 4
d)
Region 5
58.
Between which points is the substance changing its state of matter?
a)
A-B only. 
b)
A-B, C-D, E-F
c)
B-C only. 
d)
B-C, D-E
59.

Given the heating curve of a solid being heated at a constant rate, what is the boiling point of this substance?

a)

20°C

b)

50°C

c)

110°C

d)

170°C

60.

Given the heating curve of water, what is happening to potential and kinetic energy during segment CD?

a)

the potential energy and kinetic energy both increase

b)

the potential energy increases while the kinetic energy decreases

c)

the potential energy is constant while the kinetic energy increases

d)

the potential energy increases while the kinetic energy is constant

61.

NaCl(s) was heated up starting at an initial temperature of 0°C. The heating curve is shown in the picture. What is the melting point of this substance?

a)

0°C

b)

801°C

c)

1000°C

d)

1465°C

62.

Given the heating curve of a solid being heated at a constant rate, how much total time was required to boil this substance after it reached its melting point?

a)

3 minutes

b)

4 minutes

c)

10 minutes

d)

14 minutes

63.

This curve indicates what about the heat energy?

a)

Heat energy is being added or absorbed

b)

Heat energy is being released

64.

In which region(s) of the graph would the substance be melting?

a)

No melting occurs on this graph

b)

Region C-E

c)

Region E-G

d)

Region G-I

e)

Region I-K

65.

What is the freezing point of the substance?

a)

0oC

b)

60oC

c)

120oC

d)

180oC

66.

From point A to point F, the sample is going through an __________ process by __________.

a)

exothermic, releasing heat to the surroundings

b)

exothermic, absorbing heat from the surroundings

c)

endothermic, releasing heat to the surroundings

d)

endothermic, absorbing heat from the surroundings

67.

From point A to point F, the sample is going through an __________ process by __________.

a)

exothermic, releasing heat to the surroundings

b)

exothermic, absorbing heat from the surroundings

c)

endothermic, releasing heat to the surroundings

d)

endothermic, absorbing heat from the surroundings

68.

What is the freezing point of the substance?

a)

0oC

b)

60oC

c)

120oC

d)

180oC

69.

Given the heating curve of water, what is happening to potential and kinetic energy during segment CD?

a)

the potential energy and kinetic energy both increase

b)

the potential energy increases while the kinetic energy decreases

c)

the potential energy is constant while the kinetic energy increases

d)

the potential energy increases while the kinetic energy is constant

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