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WorksheetsNOS Practice!
Total questions: 16
Worksheet time: 22mins
Name
Class
Date
1.
When scientists have MANY, or multiple, trials in an experiment.
a)
Replication
b)
Lots of fun
c)
Repetition
2.
A scientific theory...
a)
is based on lots of evidence
b)
is not valid
c)
is not reliable
d)
has not been tested many times
3.
A scientific theory is not necessarily accepted as a scientific truth.
a)
True
b)
False
4.
A set of principles that explains and predicts a phenomena is called a _____.
a)
scientific law
b)
scientific method
c)
scientific theory
d)
scientific instructor
5.
What is a theory?
a)
Describes what happens
b)
Explains a process
6.
What is a law?
a)
Describes what happens
b)
Explains a process
7.
Scientists __________________ test scientific theories.
a)
constantly
b)
rarely
c)
never
8.
What special problem solving process do scientists go through to answer a question?
a)
Data Collection
b)
Research
c)
Scientific Method
9.
How can laws and theories be expressed?
a)
By experiments
b)
Groupings
c)
Mathematical Equations
10.
To explain what will happen before it occurs.
a)
predict
b)
conclusion
c)
independent variable
d)
dependent variable
11.
The variable that is being measured.
a)
dependent variable
b)
independent variable
c)
control
d)
experiment
12.
The variable that is varied or manipulated by the researcher.
a)
dependent variable
b)
independent variable
c)
control
d)
experiment
13.
A testable prediction.
a)
law
b)
conclusion
c)
hypothesis
d)
control
14.
When different scientists do the same experiment over & over again.
a)
Replication
b)
Repetition
c)
Lots of fun
d)
Conclusion
15.
Scientists have MANY trials so their results are
a)
countable
b)
graphable
c)
reliable
d)
hard to understand
16.
Which is a Scientific Theory?
a)
Big Bang
b)
Thermodynamics
c)
Murphy's Law
d)
Boyle's Law
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