Nature of Science Review Questions

1
Nature of Science Review Questions
2
What are six steps of the Scientific Method?
3

• Observation
• Question
• Hypothesis
• Experiment/Procedure
• Data/Results
• Conclusion

4
What is the definition of the word, Hypothesis?
5
A hypothesis is a prediction or educated guess
about something.
6
What is the purpose of the Scientific Method?
7
The Scientific Method is a way to organize
experiments into steps so that we may explore and
understand the world around us.
8
What is the definition of the word, Experiment?
9
An experiment is a series of steps used to test a
hypothesis.
10
Why is it important for data to be complete and
accurate?
11
Complete and accurate data are important to make
sure the conclusion is correct.
12
What is a timeline?
13
A timeline is a schedule or list of activities or
events.
14
What is the definition of the term, Control
Group?
15
The Control Group is the group or section that is
treated the same as the other group except that
it is not getting the product being tested.
16
What is the definition of the term, Independent
Variable?
17
The Independent Variable is the item being
manipulated or changed by the person performing
the experiment.
18
What is the definition of the term, Dependent
Variable?
19
The Dependent Variable is the event or item that
the experimenter expects to be affected during
the experiment.
20

• Mrs. Hennings thinks that allowing students to
  listen to iPods while taking their tests will
  improve test scores.
• She splits her 5th period class into 2 groups.
• Group A gets to listen to iPods during tests and
  Group B just takes the tests as they normally
  would.
• Which group is the CONTROL GROUP?

21
The Control Group is Group B because they were
not allowed to listen to iPods.
22

• Mrs. Hennings thinks that allowing students to
  listen to iPods while taking their tests will
  improve test scores.
• She splits her 5th period class into 2 groups.
• Group A gets to listen to iPods during tests and
  Group B just takes the tests as they normally
  would.
• What is the independent variable?

23
The INDEPENDENT VARIABLE is the use of the iPod
because it is the thing that Mrs. Hennings
manipulates in the experiment.
24

• Mrs. Hennings thinks that allowing students to
  listen to iPods while taking their tests will
  improve test scores.
• She splits her 5th period class into 2 groups.
• Group A gets to listen to iPods during tests and
  Group B just takes the tests as they normally
  would.
• What is the dependent variable?

25
The DEPENDENT VARIABLE is how well students
perform on their tests because it is what Mrs.
Hennings thinks will be affected by the use of
iPods.
26
Why do scientists conduct more than 1 trial
during an experiment?