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Name: 
 

Part 2 Final Exam


Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

1. 
A measurement standard is defined as _____.
a.
a system of prefixes
b.
the distance between two points
c.
the exact quantity people agree to use for comparison
d.
the interval between two events
 

2. 
The prefix kilo- means _____.
a.
1000
b.
100
c.
0.01
d.
0.001
e.
0.0001
 

3. 
The prefix milli- means _____.
a.
1000
b.
100
c.
0.01
d.
0.001
e.
0.0001
 

4. 
The correct symbol for the SI unit of temperature is _____.
a.
ºC
b.
ºF
c.
K
d.
s
e.
T
 

5. 
The SI unit that is used to measure time is the _____.
a.
kelvin
b.
kilogram
c.
liter
d.
meter
e.
second
 

6. 
How many meters are there in 1865 cm?
a.
0.1865
b.
1.865
c.
18.65
d.
186.5
e.
18 650
 

7. 
In a graph showing temperature change of a material over time, temperature change is the _____.
a.
dependent variable
c.
variable with the largest range
b.
independent variable
d.
variable with the smallest range
 

8. 
One benefit of the SI system is that it is _____.
a.
based on units of 100
b.
not used to measure temperature
c.
easy to convert from one unit to related units
d.
not used in the United States
 

9. 
A beaker contains 0.32 L of water. What is the volume of water in milliliters?
a.
320 mL
b.
32 mL
c.
3.2 mL
d.
0.32 mL
e.
0.032 mL
 

10. 
Which of the following units CANNOT be used as a unit for volume?
a.
cm3
c.
L
b.
kg
d.
mL
 

11. 
A mail truck takes 20 seconds to move between mailboxes that are 10 m apart. What is the average speed of the mail truck?
a.
200 m/s
b.
5 m/s
c.
2 m/s
d.
0.5 m/s
e.
0.2 m/s
 

12. 
Any change over time is called _____.
a.
an average
c.
a net force
b.
a displacement
d.
a rate
 

13. 
The rate of change of speed and/or the change in direction is called _____.
a.
acceleration
b.
average speed
c.
gravity
d.
inertia
e.
velocity
 

14. 
A person in a head-on car collision, who is not wearing a seat belt, continues to move forward at the original speed of the car because of _____.
a.
friction
c.
gravity
b.
inertia
d.
weight
 

15. 
Forces that are equal in size and opposite in direction are _____.
a.
balanced forces
b.
frictional forces
c.
gravitational forces
d.
net forces
e.
weak forces
 

16. 
Newton's first law of motion states that an object stays at rest unless a _____ acts on it.
a.
balanced force
b.
frictional force
c.
gravitational force
d.
net force
e.
strong force
 

17. 
Which of the following objects has the greatest inertia?
a.
baseball
b.
bowling ball
c.
pencil
d.
table-tennis ball
e.
toothpick
 

18. 
As you climb a mountain, you get farther from the center of Earth. Your weight will _____.
a.
decrease
b.
increase
c.
remain the same
 

19. 
The upward force on an object falling through the air is _____.
a.
air resistance
b.
inertia
c.
momentum
d.
terminal velocity
e.
weightlessness
 

20. 
A feather will fall through the air more slowly than a brick because of _____.
a.
air resistance
b.
gravity
c.
inertia
d.
momentum
e.
terminal velocity
 

21. 
In the absence of air, a penny and a feather that are dropped from the same height at the same time will _____.
a.
fall at different rates
c.
float
b.
fall at the same rate
d.
not have momentum
 

22. 
The acceleration due to gravity is _____.
a.
98 m/s2
c.
9.8 m/s
b.
9.8 m/s2
d.
0.98 m/s
 

23. 
Matter that has a definite volume and a definite shape is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

24. 
Matter in which particles are arranged in repeating geometric patterns is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

25. 
A gaslike mixture with no definite volume or shape that is made up of positively and negatively charged particles is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

26. 
Matter with no definite volume and no definite shape is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

27. 
Matter that has a definite volume but no definite shape is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

28. 
Matter in which the particles are free to move in all directions until they have spread evenly throughout their container is a _____.
a.
gas
b.
liquid
c.
plasma
d.
solid
e.
buoyant
 

29. 
Most matter _____ when heated.
a.
condenses
c.
expands
b.
contracts
d.
solidifies
 

30. 
Water that contains such high levels of unwanted materials that it is unacceptable for drinking or other specific purposes is _____.
a.
condensed
b.
expanded
c.
fertilized
d.
polluted
e.
biodegradable
 

31. 
Excess heat in rivers is caused by _____ pollution.
a.
environmental
c.
air
b.
thermal
d.
water
 

32. 
The amount of energy needed to change a material from a solid state to the liquid state is called the heat of _____.
a.
condensation
b.
evaporation
c.
fertilization
d.
fusion
e.
vaporization
 

33. 
The amount of energy needed to change a material from a liquid state to a gas is called the heat of _____.
a.
condensation
b.
evaporation
c.
fertilization
d.
fusion
e.
vaporization
 

34. 
Whether an object will sink or float in a fluid is determined by _____.
a.
Bernoulli's principle
b.
heat of fusion
c.
Charles's law
d.
the amount of buoyant force
e.
Pascal's principle
 

35. 
The most common state of matter in the universe is a _____.
a.
gas
c.
plasma
b.
liquid
d.
solid
 

36. 
Hot water that is produced by electric power plants and released into rivers and streams causes _____.
a.
biodegradable waste
c.
thermal pollution
b.
salt water
d.
toxic water
 

37. 
The idea that matter is made up of small particles that are in constant motion is _____.
a.
Bernoulli's principle
b.
heat of fusion
c.
Charles's law
d.
the kinetic theory of matter
e.
Pascal's principle
 

38. 
The particles that make up a solid move _____ than do the particles that make up a gas.
a.
in the same way
c.
more quickly and farther
b.
more quickly
d.
more slowly
 

39. 
Pesticides, fertilizers, and industrial waste can all _____.
a.
cause thermal pollution
c.
pollute water supplies
b.
increase freshwater supplies
d.
produce salt water
 

40. 
As the temperature of a gas increases, the volume of the gas will _____, if the pressure remains the same.
a.
decrease
b.
increase
c.
remain the same
 

41. 
As the volume of a gas decreases, the pressure of the gas will _____, if the temperature remains the same.
a.
decrease
b.
increase
c.
remain the same
 

Matching
 
 
Match each statement with the correct item below.
a.
the unit of weight
b.
the unit of average speed
c.
the unit of mass
d.
the unit of acceleration
 

42. 
m/s2
 

43. 
kg
 

44. 
N
 

45. 
m/s
 



 
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