Glencoe Science Level Blue

Chapter 1: The Nature of Science

Standardized Test Practice

1
The diagram shows an example of

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078600529/166240/440_13_q1.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (40.0K)</a>

A)an experimental research design.
B)a hypothesis.
C)a control.
D)scientific methods.
2
Which state has the lowest human population per square kilometer?

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078600529/166240/440_14_q2.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (30.0K)</a>

A)New Jersey
B)Montana
C)Alaska
D)North Dakota
3
Which unit of measure would you use to measure the distance from your home to your school?

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078600529/166240/440_17_q3_q4_q5.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (18.0K)</a>

A)centimeter
B)meter
C)millimeter
D)kilometer
4
Which unit of measure would you use to measure your mass?

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078600529/166240/440_17_q3_q4_q5.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (18.0K)</a>

A)gram
B)kilogram
C)milligram
D)tonne
5
Which unit of measure would be used to measure the amount of milk in a gallon jug?

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078600529/166240/440_17_q3_q4_q5.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (18.0K)</a>

A)gram
B)centimeter
C)liter
D)milliliter
6
A statement that can be tested is also called a
A)constant.
B)dependent variable.
C)hypothesis.
D)theory.
7
Which of the following terms describes a factor that is being measured in an experiment?
A)constant
B)dependent variable
C)independent variable
D)hypothesis
8
Which of these is a tool used to make measurements?
A)clock
B)pencil
C)telephone
D)cell phone
9
When experiments are not possible, a scientist might use
A)random samples.
B)personal opinion.
C)descriptive research.
D)scientific bias.
10
What might a scientist use to represent something that is too small or too large to observe directly?
A)a calendar
B)a microscope
C)an experimental design
D)a model
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Policy before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.