Ciass
Date
Name
lntroduction to Life science
,
Guided Reading and study
. a Seiemtific EmquBry (pp. 1 4-1s)
This sectiott explains zohat a process called scientific inquity is and zohat makes an
ixplanatiott ,oilrd a hypothesis testable. lt also desuibes attitudes that successfttl
scientists haae.
Use Target Reading Skills
states the meaning of a zuord or phrase by telling about its most
that
important featttre or function,Aiter yott reacl tfuis sectiott, reread the pnragruphs
to
,ontoin thL det'initions of the Kiy Teints. l,lse all the inforntat,ion you lwse learned
A definition
write a definiiion of eaih Key
krm
ht yow' orun words on the lines beloio.
scientific inquiry
hypothesis
variable
1
controlled experiment
manipulated variable
responding variable
operational definition
data
communicating
B
ffii
:s
@
ffi
ffi
reserved.
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57
Name
Date
lntroduction to Life Science
Seientifie lnqul!vf
life
,
Class
Guided Reading and Study
kontirurcd)
science
The Scientific Process (pp. 14-17)
1.
\tVhat does scientific inquiry refer to?
2.
Is the following sentence true br false? Scientific inquiry often begins
with developing
3.
a hypothesis.
Circle the letter of each sentence that is a scientific question.
a. At what temperafure does water boil?
b. When does the sun rise on April3?
c. How can my team work better together?
d. \AIhy does she like science more than he does?
4.
is a possible explanation for a set of
A(n)
observations or answer to a scientific question.
5.
Is the following sentence true or false? Scientists consider a hypothesis
'\--
{)
to be a fact.
6.
\tVhat is a testable hypothesis?
\4r
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publishing os Peorson Prentice Holl. All rights reserved.
58
'\v/
tntroduction to Life science
-- "t) 7.
Class
Date
Name
,
Guided Reading and study
To test a hypothesis, a scientist designs a(n)
Match the term uith its definition.
Term
Definition
8. responding variable
9. operational definition
10. manipulated variable
*
6
:::
i.
t
$
t.
3
,{:
a.
b.
that describes how to measure a
particular variable or define a particular term
the one variable that is purposely changed to
test a hypothesis
a statement
c.
a factor
11. controlied exPeriment
d.
the factor that may change in response to the
manipulated variable
12. variable
e.
an experiment in which only one variable is
manipulated at a time
that can change in an experiment
13. Is the following sentence true or false? If you did not control variables in
an experimentlthere would be no way to know which variable
explained,rrour results.
carrying out a contrclled. experiment, what does an operational
definition dr,'
L4. La
15. The facts, figures, and other evidence gathered through observations are
called
15. Circle the letter of each sentence that is true about graphs.
a. A graph can reveal a trend in data'
b. Graphs are the only way to organize data'
c. A graph can reveal a pattern in data'
is a summary of what you have learned from
17. A(n)
an experiment.
1g. \Alhat might you ask yourself in drawing a conclusion about an
experiment?
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59
Class
Date
Name
lntroduction to Life Science
'
Guided Reading and Study
Seientitie Bnqui YlS kontinttert)
Complete tlte diagram below
by
\-
filling in the blanks.
The Nature of Inquiry
22. tNhy is scientific inquiry
a process
with many paths, not a rigid sequence of
steps?
23. In scientific inquiry, what is communicating?
24" Circlethe letter of the sentence that explains why scientists describe their
in full when they communicate with other scientists'
a. A scientific law requires scientists to pose questions'
b. Other scientists need to be able to repeat a scientist's experiments'
c. Scientists share their ideas in scientific journals'
research
'\
'--
Seientific Attitudes (p. 18-1e)
25. Fill in the table below to explain why scientists should. have certain attitudes.
Why the Attitude Is ImPortant
Attitude
Curiosity
Honesty
Open-mindedness
Skepticism
'\,-;
Creativity
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60
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