Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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Figure
1-1
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1.
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What
type of graph is represented by Figure 1-1? a. | bar graph | c. | circle graph | b. | line
graph | d. | none of the
above | | | | |
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2.
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What
is a system of knowledge and the methods used to find that knowledge? a. | science | c. | measurement | b. | technology | d. | curiosity | | | | |
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3.
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How
are science and technology related? a. | Technology is a branch of natural
science. | b. | Science is a branch of technology. | c. | Advances in
science may lead to advances in technology and vice versa. | d. | Science and
technology are not related. | | |
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4.
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Which
of the following is NOT a branch of natural science? a. | life
science | c. | physical
science | b. | Earth and space science | d. | social science | | | | |
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5.
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How
does Earth science overlap with life science? a. | Earth science involves the study of Earths
rocks. | b. | Earth science involves the study of systems that may include
living organisms. | c. | Earth science involves the study of the composition of
matter. | d. | Earth science does not overlap with life
science. | | |
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6.
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Which
of the following is NOT one of the main ideas of physical science? a. | The universe is
very old and very large. | b. | Forces cause changes in motion. | c. | Energy can be
transferred from one form to another, but it can never be destroyed. | d. | One of the main
branches of natural science is biology. | | |
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7.
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What
are the building blocks of all matter? a. | forces | c. | magnetic fields | b. | atoms | d. | kinetic and
potential energy | | | | |
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8.
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In
which step of the scientific method is information obtained through the senses? a. | drawing
conclusions | c. | analyzing
data | b. | making
observations | d. | revising a
hypothesis | | | | |
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9.
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What
happens when the data in an investigation do not support the original hypothesis? a. | The scientist
gives up and starts an investigation on a new topic. | b. | The data must be
incorrect and are thrown out. | c. | The hypothesis is revised. | d. | The data are
altered so that they support the original hypothesis. | | |
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10.
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What
is a statement that summarizes a pattern found in nature? a. | a scientific
law | c. | a scientific
theory | b. | a fact | d. | a hypothesis | | | | |
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11.
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Which
of the following statements is true about scientific theories? a. | Scientific
theories become scientific laws. | b. | Scientific theories are never proven. | c. | Scientific
theories become hypotheses. | d. | Scientific theories summarize patterns found in
nature. | | |
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12.
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What
is a physical or mental representation of an object or an event? a. | a
theory | c. | a
model | b. | a hypothesis | d. | a scientific law | | | | |
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13.
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Why
are scientific models important? a. | They prove scientific theories. | b. | They help
visualize things that are very complex, very large, or very small. | c. | They make it
harder to understand things. | d. | They never change. | | |
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14.
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What
is the most important safety rule? a. | Never work with chemicals. | b. | Always use
unbreakable glassware. | c. | Always follow your teachers instructions and textbook
directions exactly. | d. | Never do experiments that involve flames or hot
objects. | | |
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15.
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Which
of the following is an example of a safe laboratory procedure? a. | tying back long
hair and loose clothing | b. | eating or drinking from laboratory
glassware | c. | touching hot objects with your bare
hands | d. | testing an odor by directly inhaling the
vapor | | |
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16.
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How
is 0.00069 written in scientific notation? a. | 69 ´ 105 | c. | 0.69 ´ 103 | b. | 6.9 ´
104 | d. | 6.9 ´
104 | | | | |
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17.
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Which
of the following conversion factors would you use to change 18 kilometers to meters? a. | 1000 m/1
km | c. | 100 m/1
km | b. | 1 km/1000
m | d. | 1 km/100
m | | | | |
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18.
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What
are 6 centimeters equal to? a. | 600 meters | c. | 60 millimeters | b. | of a millimeter | d. | 600
millimeters | | | | |
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19.
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There
are 1660 megawatts of wind-generated electricity produced globally every year. This amount is
equivalent to a. | 1,660,000
watts | c. | 16,600,000
watts | b. | 1,660,000 kilowatts | d. | 166,000 kilowatts | | | | |
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20.
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Timers at a swim meet used four different clocks to time an event. Which recorded time
is the most precise? a. | 55 s | c. | 55.25 s | b. | 55.2
s | d. | 55.254
s | | | | |
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21.
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Which
of the following clocks offers the most precision? a. | a clock with
only one hand to measure the hour | b. | a clock with only one hand to measure the
minutes | c. | a clock with a hand to measure the hour and a hand to measure
the minutes | d. | a clock with a hand to measure the hour, a hand to measure the
minutes, and a hand to measure the seconds | | |
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22.
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On
the Celsius scale, at what temperature does water boil?
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23.
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Approximately how many kelvins are equal to 60°F?
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24.
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The
type of graph used to show how a part of something relates to the whole is which of the following?
a. | circle
graph | c. | line
graph | b. | bar graph | d. | direct proportion | | | | |
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25.
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What
is the relationship in which the ratio of the manipulated variable and the responding variable is
constant? a. | inverse
proportion | c. | slope | b. | direct proportion | d. | interdependent | | | | |
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26.
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How
do scientists communicate the results of investigations? a. | by publishing
articles in scientific journals | b. | by giving talks at scientific
conferences | c. | by exchanging e-mails | d. | all of the
above | | |
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27.
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How
do scientists who speak different languages make their data understandable to one
another? a. | They all use
different systems of measurement. | b. | They all use SI. | c. | They communicate
through a universal translator. | d. | They all must speak French. | | |
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28.
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What
is a peer review? a. | a process in
which only close friends of a scientist review the scientists work | b. | a process in
which scientists examine other scientists work | c. | a process in
which scientists copy other scientists work | d. | a process in
which scientists keep their work secret | | |
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29.
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Why
are peer reviews important? a. | Scientists receive questions and criticism from their
peers. | b. | Data are checked for accuracy. | c. | Scientists
receive comments and suggestions from other scientists. | d. | All of the
above | | |
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30.
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If
the relationship between the manipulated variable and the responding variable is a direct proportion,
what will a line graph of this relationship look like? a. | a straight
line | c. | a jagged
line | b. | a curved
line | d. | none of the
above | | | | |
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