 # Chapter 1 & 2 Exam Review

`Physical Science Chapter 1 & 2 Exam`
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`Multiple Choice`
`Identify the choice that best completes the statement or answers the question.`
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`____ 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`
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`____ 2.         The prefix kilo- means ____.`
 `a.` `1,000` `c.` `0.01` `b.` `100` `d.` `0.001`
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`____ 3.         The prefix milli- means ____.`
 `a.` `1,000` `c.` `0.01` `b.` `100` `d.` `0.001`
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`____ 4.         The correct symbol for the SI unit of temperature is ____.`
 `a.` `ºC` `c.` `K` `b.` `ºF` `d.` `s`
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`____ 5.         The SI unit that is used to measure time is the ____.`
 `a.` `kelvin` `c.` `second` `b.` `kilogram` `d.` `meter`
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`____ 6.         The variable plotted on the horizontal or x-axis is called the ____.`
 `a.` `dependent variable` `c.` `variable with the largest range` `b.` `independent variable` `d.` `variable with the smallest range`
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`____ 7.         How many meters are there in 1,865 cm?`
 `a.` `0.1865` `c.` `18.65` `b.` `1.865` `d.` `186.5`
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`____ 8.         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`
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`____ 9.         The best type of graph to use to show how some fixed quantity is broken down into parts is ____.`
 `a.` `bar graph` `c.` `circle graph` `b.` `line graph` `d.` `scatter graph`
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`____ 10.       One benefit of the SI system is that it is ____.`
 `a.` `based on units of 100` `c.` `based on multiples of ten` `b.` `not used to measure temperature` `d.` `not used in the United States`
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`____ 11.       A beaker contains 0.32 L of water. What is the volume of this water in milliliters?`
 `a.` `320 mL` `c.` `32 mL` `b.` `3.2 mL` `d.` `0.32 mL`
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`____ 12.       A box is 25 cm long, 6 cm wide, and 4 cm high. How many cubic centimeters of water can it hold?`
 `a.` `600` `c.` `150` `b.` `25` `d.` `24`
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`____ 13.       The lightbulb is an example of ____.`
 `a.` `a dependent variable` `c.` `pure science` `b.` `an exercise` `d.` `technology`
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`____ 14.       Another term for technology is ____.`
 `a.` `applied science` `c.` `matter` `b.` `energy` `d.` `pure science`
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`____ 15.       The process of gathering information through the senses is called ____.`
 `a.` `analysis` `c.` `hypothesis` `b.` `observation` `d.` `inference`
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`____ 16.       When designing an experiment, the first step is to ____.`
 `a.` `analyze the data` `b.` `list a procedure` `c.` `state a hypothesis` `d.` `state the problem`
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`____ 17.       A rule or principle that describes what happens in nature is a ____.`
 `a.` `hypothesis` `c.` `scientific law` `b.` `problem` `d.` `theory`
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`____ 18.       An explanation of an event that is based on repeated observations and experiments is a ____.`
 `a.` `hypothesis` `c.` `problem` `b.` `scientific law` `d.` `theory`
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`____ 19.       An idea, event, or object can be represented by a ____ to help people better understand it.`
 `a.` `constant` `c.` `law` `b.` `hypothesis` `d.` `model`
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`____ 20.       In an experiment to determine whether the popping of popcorn is affected by the temperature at which it is stored, counting the popped kernels is an example of a(n) ____.`
 `a.` `conclusion` `c.` `hypothesis` `b.` `control` `d.` `observation`
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`____ 21.       A standard for comparison that helps to ensure that the experimental result is caused by the condition being tested is the ____.`
 `a.` `constant` `c.` `dependent variable` `b.` `control` `d.` `hypothesis`
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`____ 22.       A factor in an experiment that changes from the manipulation of the independent variable is the ____.`
 `a.` `constant` `c.` `dependent variable` `b.` `control` `d.` `hypothesis`
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`____ 23.       A factor that does NOT change in an experiment is the ____.`
 `a.` `constant` `c.` `dependent variable` `b.` `control` `d.` `hypothesis`
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`____ 24.       Studying the effect of one thing on another in order to test a hypothesis is a(n) ____.`
 `a.` `exercise` `c.` `constant` `b.` `experiment` `d.` `problem`
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`____ 25.       A factor that is manipulated in an experiment to change the dependent variable is the ____.`
 `a.` `constant` `c.` `control` `b.` `dependent variable` `d.` `independent variable`
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`____ 26.       The application of scientific knowledge to help people is ____.`
 `a.` `a discovery` `c.` `pure science` `b.` `a hypothesis` `d.` `technology`
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`____ 27.       The process of learning more about the natural world is ____.`
 `a.` `an experiment` `c.` `a hypothesis` `b.` `a control` `d.` `science`
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`____ 28.       A prediction about a problem that can be tested is a(n) ____.`
 `a.` `hypothesis` `c.` `dependent variable` `b.` `independent variable` `d.` `control`
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`____ 29.       The factor being measured in an experiment is the ____.`
 `a.` `hypothesis` `c.` `variable` `b.` `scientific law` `d.` `control`
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`____ 30.       A variable in an experiment that stays the same is a(n) ____.`
 `a.` `independent variable` `c.` `constant` `b.` `dependent variable` `d.` `control`
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`____ 31.       The three branches of science are ____, Earth, and physical.`
 `a.` `space` `c.` `life` `b.` `physics` `d.` `chemistry`
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`____ 32.       When designing an experiment, the first step is to ____.`
 `a.` `draw conclusions` `c.` `recognize a problem` `b.` `form a hypothesis` `d.` `test a hypothesis`
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`____ 33.       When conducting an experiment, the last step is to ____.`
 `a.` `analyze the data` `c.` `form a hypothesis` `b.` `draw conclusions` `d.` `recognize a problem`
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`Matching`
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`Match each item with the correct statement below.`
 `a.` `milli-` `g.` `kilogram` `b.` `kilo-` `h.` `cubic centimeter` `c.` `centi-` `i.` `meter` `d.` `mass` `j.` `dependent variable` `e.` `kelvin` `k.` `SI` `f.` `second` ` `
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`____ 34.       amount of material in an object`
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`____ 35.       SI unit of time`
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`____ 36.       SI unit of length`
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`____ 37.       worldwide system of measurement`
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`____ 38.       plotted on the vertical or y-axis`
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`____ 39.       SI unit of temperature`
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`____ 40.       SI unit of mass`
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`____ 41.       derived unit of volume`
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`Physical Science Chapter 1 & 2 Exam`
`Answer Section`
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`MULTIPLE CHOICE`
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`   1.  ANS:              C        PTS:               1         DIF:               B        OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   2.  ANS:              A        PTS:               1         DIF:               B        OBJ:    2/1`
`STA:                      PS1.3 CS1.3`
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`   3.  ANS:              D        PTS:               1         DIF:               B        OBJ:    2/1`
`STA:                      PS1.3 CS1.3`
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`   4.  ANS:              C        PTS:               1         DIF:               B        OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   5.  ANS:              C        PTS:               1         DIF:               B        OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   6.  ANS:              B        PTS:               1         DIF:               B        OBJ:    3/2`
`STA:                      PS1.1 CS1.3`
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`   7.  ANS:              C        PTS:               1         DIF:               B        OBJ:    2/3`
`STA:                      PS1.3 CS1.3`
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`   8.  ANS:              A        PTS:               1         DIF:               B        OBJ:    3/2`
`STA:                      PS1.1 CS1.3`
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`   9.  ANS:              C        PTS:               1         DIF:               B        OBJ:    3/1`
`STA:                      PS1.1 CS1.3`
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`   10.                      ANS:  C                    PTS:   1                    DIF:    B         OBJ:    2/1`
`STA:                      PS1.3 CS1.3`
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`   11.                      ANS:  A                   PTS:   1                    DIF:    B         OBJ:    2/2`
`STA:                      PS1.2 CS1.3`
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`   12.                      ANS:  A                   PTS:   1                    DIF:    B         OBJ:    2/2`
`STA:                      PS3.1 CS1.3`
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`   13.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    1/3`
`STA:                      PS3.1 CS1.3`
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`   14.                      ANS:  A                   PTS:   1                    DIF:    B         OBJ:    1/3`
`STA:                      PS1.1 CS3.1`
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`   15.                      ANS:  B                    PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS3.1 CS3.1`
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`   16.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS3.4 CS2.1`
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`   17.                      ANS:  C                    PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS5.1 CS1.2`
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`   18.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS6.1 CS2.1`
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`   19.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS1.2 CS3.1`
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`   20.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS5.1 CS3.1`
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`   21.                      ANS:  B                    PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS3.2 CS3.1`
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`   22.                      ANS:  C                    PTS:   1                    DIF:    B         OBJ:    1/2`
`STA:                      PS2.1 CS3.1`
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`   23.                      ANS:  A                   PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS3.3 CS3.1`
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`   24.                      ANS:  B                    PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS3.2CS3.1`
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`   25.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    1/1`
`STA:                      PS3.1 CS3.1`
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`   26.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    1/3`
`STA:                      PS1.3 CS1.3`
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`   27.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    3/1`
`STA:                      PS4.7 CS1.1`
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`   28.                      ANS:  A                   PTS:   1                    DIF:    B         STA:    PS6.3 CS1.1`
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`   29.                      ANS:  C                    PTS:   1                    DIF:    B         STA:    PS4.1 CS1.1`
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`   30.                      ANS:  C                    PTS:   1                    DIF:    B         STA:    PS3.4 CS1.1`
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`   31.                      ANS:  C                    PTS:   1                    DIF:    B         STA:    PS2.2 CS1.1`
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`   32.                      ANS:  C                    PTS:   1                    DIF:    B         STA:    PS6.2 CS5.1`
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`   33.                      ANS:  B                    PTS:   1                    DIF:    B         STA:    PS3.4 CS1.1`
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`MATCHING`
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`   34.                      ANS:  D                   PTS:   1                    DIF:    B         OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   35.                      ANS:  F                    PTS:   1                    DIF:    B         OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   36.                      ANS:  I                     PTS:   1                    DIF:    B         OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   37.                      ANS:  K                   PTS:   1                    DIF:    B         OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   38.                      ANS:  J                     PTS:   1                    DIF:    B         OBJ:    3/1`
`STA:                      PS1.3 CS1.3`
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`   39.                      ANS:  E                    PTS:   1                    DIF:    B         OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   40.                      ANS:  G                   PTS:   1                    DIF:    B         OBJ:    2/2`
`STA:                      PS1.3 CS1.3`
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`   41.                      ANS:  H                   PTS:   1                    DIF:    B         OBJ:    2/1`
`STA:                      PS1.3 CS1.3`