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Density + Heating Curve Review

Total questions: 68

Worksheet time: 1hrs 17mins

Name
Class
Date
1.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
2.
Which segment represents the heat of fusion?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
3.
In which segment is the kinetic energy remaining constant?
a)
A-B
b)
B-C
c)
C-D
d)
E-F
4.
Which process takes the longest to occur?
a)
melting
b)
boiling
c)
freezing
d)
heating the solid
5.
What state(s) of matter are present at D-E?
a)
Solid-liquid
b)
Liquid
c)
Liquid-gas
d)
Gas-Solid
6.
Between which points is the temperature of the substance remaining constant?
a)
A-B only. 
b)
A-B, C-D, E-F
c)
B-C only. 
d)
B-C, D-E
7.
Between which points is the temperature of the substance increasing?
a)
A-B only. 
b)
A-B, C-D, E-F
c)
B-C only. 
d)
B-C, D-E
8.
Between which points is the substance changing state?
a)
A-B only. 
b)
A-B, C-D, E-F
c)
B-C only. 
d)
B-C, D-E
9.
This type of graph is called a:
a)
Phase diagram
b)
Heating curve
c)
State of matter
d)
Temperature chart
10.
Platinum has a density of 21.45 g/ml.  What is the volume of a piece of platinum, if it has a mass of 10.78 g.  Hint: Use the triangle of wisdom.  
a)
0.50 ml
b)
2.3123 ml
c)
0.005 ml
d)
231.23 ml
11.
An object with which of the following densities will float on water?
a)
0.7 g/mL
b)
1.2 g/mL
c)
3.5 g/mL
d)
11.4 g/mL
12.
A block has a mass of 54g and a volume of 20cm3.  What is the density of the block?
a)
74 g/cm3
b)
1080 g/cm3
c)
34 g/cm3
d)
2.7 g/cm3
13.
A can of Coke will sink in a bowl of water.  A can of Diet Coke will float in a bowl of water.  What does this tell you about the density of the Diet Coke?
a)
it is bigger than 1
b)
it is smaller than 1
c)
it is equal to 1
d)
it is equal to -1
14.
Why do ice cubes float in a  glass of water?
a)
the ice cubes are more dense than the water
b)
the water is more dense than the ice cubes
c)
the water is more dense than the glass
d)
the ice is more dense than the glass
15.
Which property of matter is determined by dividing its mass by its volume?
a)
elasticity
b)
buoyancy
c)
density
d)
viscosity
16.
The following liquids are poured together in a beaker: alcohol (density=0.79), corn syrup (density=1.38), water (density=1.0), and cooking oil (density=0.93).  Which of these liquids will sink to the bottom of the beaker?
a)
alcohol
b)
corn syrup
c)
water
d)
cooking oil
17.
What is the density of water?
a)
0 g/ml
b)
1 g/ml
c)
10 g/ml
d)
100 g/ml
18.
Helium balloons rise on earth because
a)
helium is less dense than air
b)
helium is more dense than air
c)
helium is cooler than air
d)
helium is warmer than air
19.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
20.
Which box has a higher density?  
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
21.
Which units of measurement are used for volume?
a)
grams
b)
centimeters
c)
grams/milliliter
d)
milliliter
22.
Archimedes used density to discover if the crown of gold was real because
a)
Substances have their own unique densities
b)
Substances can change densities depending on their size
c)
Substances can change densities depending on their mass
d)
Substances can change densities depending on their volume
23.
Based on the diagram below, rank the three objects from least dense to most dense. 
a)
Object X, object Z, object Y.
b)
Object Z, object Y, object X.
c)
Object X, object Y, object Z.
d)
Object Y, object Z, object X.
24.
A key is placed in a graduated cylinder with 60 ml of water. It makes the water level rise to 67 ml.  What is the volume of the key?
a)
60 ml
b)
67 ml
c)
127 ml
d)
7 ml
25.

What is the volume of an object whose density is 10.5 g/ml and has a mass of 100 grams?

a)

V = 105 ml

b)

V = 1005 ml

c)

V = 10500 ml

d)

V = 9.5 ml

26.
The volume of a candy bar is 55 ml. The mass of the candy bar is 70g. What is the density of the candy bar? 
a)
2.3g/ ml
b)
.8g/ ml
c)
3850g/ ml
d)
1.3g/ ml
27.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
28.

What change is occurring at the particle level during the phase change boiling?

a)

Particles are moving faster

b)

Particles are moving slower

c)

Particles are moving further apart

d)

Particles are moving closer together

29.

What change is occurring at the particle level while heating up a solid? Hint: A phase change is not occurring.

a)

particle are moving faster

b)

particle are moving slower

c)

particle are moving further apart

d)

particle are moving closer together

30.
The graph shows a cooling curve for an unknown substance.  What is happening during segment DE?
a)
boiling
b)
condensation
c)
freezing
d)
melting
31.
What is the state of the substance at point C?
a)
Liquid
b)
Solid
c)
Gas
d)
Plasma
32.

What is the phase of the substance at point E?

a)

Liquid

b)

Solid

c)

Gas

d)

Plasma

33.

What phase change is happening at point D?

a)

Vaporization

b)

Sublimation

c)

Freezing

d)

Melting

34.

Why does the graph have two flat lines at "b" and "d"?

a)

Those are times when we took the water off the hot plate

b)

Those are phase changes where temperature doesn't change while adding heat

c)

The line is flat because the water is all in the solid or gas phase

d)

The line is flat because temperature increases the most at those locations

35.

What is occurring during segments "b" and "d"?

a)

Substances are being heated

b)

Substances are going through a phase change

c)

Nothing is happening during those segments

36.
Which segment represents the heat of fusion?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
37.
In which segment is the kinetic energy remaining constant?
a)
A-B
b)
B-C
c)
C-D
d)
E-F
38.

Between which two points is Heat of Vaporization?

a)

A <----> B

b)

B <----> C

c)

C <----> D

d)

D <----> E

e)

E <----> F

39.

Which of the following correctly explains what is happening to Kinetic and Potential energy during segment A.

a)

KE is increasing, PE remains the same

b)

KE is decreasing, PE remains the same

c)

KE is increasing, PE is increasing

d)

KE is increasing, PE is decreasing

40.

Which of the following correctly explains what is happening to Kinetic and Potential energy during segment B-C?

a)

KE is increasing, PE remains the same

b)

KE remains the same, PE is decreasing

c)

KE remains the same, PE is increasing

d)

KE is increasing, PE is decreasing

41.

Which of the following correctly explains what is happening to Kinetic and Potential energy during segment D-E?

a)

KE is increasing, PE remains the same

b)

KE remains the same, PE is decreasing

c)

KE remains the same, PE is increasing

d)

KE is increasing, PE is decreasing

42.

Which of the following correctly explains what is happening to Kinetic and Potential energy at 150oC ?

a)

KE is increasing, PE remains the same

b)

KE remains the same, PE is increasing

c)

KE remains the same, PE is decreasing

d)

KE is increasing, PE is increasing

43.

Which of the following correctly explains what is happening to Kinetic and Potential energy from 90oC to 50oC ?

a)

KE is decreasing, PE remains the same

b)

KE remains the same, PE is increasing

c)

KE remains the same, PE is decreasing

d)

KE is decreasing, PE is increasing

44.

Which of the following correctly explains what is happening to Kinetic and Potential energy at 90oC ?

a)

KE is decreasing, PE remains the same

b)

KE remains the same, PE is increasing

c)

KE remains the same, PE is decreasing

d)

KE is decreasing, PE is increasing

45.
What is the phase change of a solid to a liquid?
a)
freezing
b)
melting
c)
boiling
d)
condensation
46.
How are solids different from liquids?
a)
particles in solids are moving freely around each other.
b)
particles in solids have no motion.
c)
particles in solids are vibrating in place.
d)
particles in solids have more motion than in liquids
47.
2. A change of state from a liquid to a solid is called....
a)
Melting
b)
Freezing
c)
Evaporation
48.
5. What is it called when a solid turns directly into a gas?
a)
Sublimation
b)
Condensation
c)
Liquid
49.
7. All phase changes (changing states) requires energy to be added or taken away.
a)
True
b)
False
50.
Change from gas to liquid...
a)
condensation
b)
evaporation
c)
expansion
d)
movement
51.
What is deposition?
a)
Phase change from gas to solid
b)
phase change from liquid to solid
c)
Phase change from solid to gas
d)
Phase change from liquid to gas
52.
An irregularly shaped stone was lowered into a graduated cylinder holding a volume of water equal to 2 ml. The height of the water rose to 7 ml. If the mass of the stone was 25 g, what was its density?
a)
30g/mL
b)
5g/mL
c)
20g/mL
d)
2.77g/mL
53.
An irregularly shaped piece of gold was lowered into a graduated cylinder holding a volume of water equal to 17 ml. The height of the water rose to 20 ml. If the mass of the gold was 27 g, what was its density?
a)
9 g/mL
b)
10.5 g/mL
c)
6.5 g/mL
d)
8 g/mL
54.

An irregularly shaped rock was lowered into a graduated cylinder holding a volume of water equal to 50 ml. The height of the water rose to 75 ml. If the mass of the stone was 250 g, what was its density?

a)

15 g/mL

b)

5 g/mL

c)

10 g/mL

d)

20 g/mL

55.
An irregularly shaped stone was lowered into a graduated cylinder holding a volume of water equal to 200 ml. The height of the water rose to 280 ml. If the mass of the stone was 240 g, what was its density?
a)
3 g/mL
b)
4 g/mL
c)
2 g/mL
d)
5 g/mL
56.
How much water has been displaced in the image shown?
a)
40 mL
b)
65 mL
c)
20 mL
d)
25 mL
57.
How much water has been displaced in the image shown?
a)
80 mL
b)
100 mL
c)
20 mL
d)
60 mL
58.

A lead cylinder has a mass of 54.0 grams and a volume of 2.70 mL. Calculate the density of the lead cylinder. Remember to move the decimal on both sides of the problem.

a)

15 g/mL

b)

19 g/mL

c)

20 g/mL

d)

12 g/mL

59.
An irregular shaped object was lowered into a graduated cylinder holding a volume of water equal to 50 ml. The height of the water rose to 57 ml. If the mass of the stone was 140 g, what was its density?
a)
57 g/mL
b)
50 g/mL
c)
20 g/mL
d)
107 g/mL
60.
What is the volume of Spongebob Squarepants based on the displacement of the water in the graduated cylinder. 
a)
50mL
b)
52mL
c)
102mL
d)
2mL
61.
What is the volume of the jade based on the displacement of the water in the graduated cylinder.
a)
50.0mL
b)
10.5mL
c)
60.5mL
d)
110.5mL
62.
What is the volume of the yellow object based on the displacement of the water in the graduated cylinder.
a)
10mL
b)
50mL
c)
60mL
d)
110mL
63.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
64.
If an object is huge, then it's density must be...
a)
A majority of mass and little-to-no volume
b)
Extremely heavy making it sink in water 
c)
Low, so it will float 
d)
Size does not determine the density of an object
65.

What is the phase of water when its temperature is 150 °C?

a)

Solid

b)

Liquid

c)

Gas

d)

None of the above

66.

Which of the graphs below illustrates water boiling in Denver, Colorado? (Altitude 1,600 meters above sea level)

a)

Graph A

b)

Graph B

c)

Graph C

d)

Graph D

67.

Which of the following descriptions explains the process of water freezing?

a)

Water molecules speed up until they escape into a different phase.

b)

Water molecules slow down until they begin to bond together.

c)

Water molecules are squeezed together by high pressure until they begin to stick to one another

d)

As water molecules cool, their shape changes from rounded to irregular, making them more likely to link to one another.

68.

Which of the following statements is most accurate?

a)

When liquid water is heated, the molecules move faster.

b)

When liquid water is heated, the molecules collide more often.

c)

When liquid water is heated, collisions between molecules are more violent.

d)

All of the statements are accurate

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