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Scientific Method
Test Description: Review questions for the scientific method
Instructions: Answer all questions to get your test result.
1) Scientist use models for:
A
objects that are too dry
B
objects that are too wet
C
objects that are too close
D
objects that are too small
2) After a sceintist has determined the conclusion of a problem, he may decide to make a
A
hypothesis
B
inference
C
theory
D
law of nature
3) After you spill Kool-Aid on your shirt, you try three different detergents before you find one to get the satin out. The three detergents are what part of the experiment?
A
independent variable
B
hypothesis
C
dependent variable
D
contro
4) Mary wants to find the effects of different kinds of music on tomato plants. She says: If I play classiscal music to the plants, I think they will grow taller. This step is the:
A
research
B
information
C
problem
D
hypothesis
5) A superstition is an explanation based on
A
facts
B
observation
C
luck
D
evidence
6) In the scientific method, the problem is stated in the form of
A
charts and graphs
B
observations
C
question
D
jargon
7) The dependent variable is the part of the experiement that the scientist
A
intentionally changes
B
measures and observes
C
leaves out
D
always does the same
8) Which of the following is not a characteristic of a good scientist
A
smart
B
curious
C
open-minded
D
patient
9) A globe is an example of a
A
measurement
B
scientific method
C
mental model
D
physical model
10) The scientific method is used for
A
predicting answers
B
explaining things
C
doing experiements
D
sovling problems
11) Gravity, inertia, acceleration and action-reaction are all kinds of
A
Law
B
fact
C
inference
D
hypothesis
12) Anything scientists can use to represent an object or event is called a(n)
A
theory
B
experiment
C
model
D
hypothesis
13) Ideas, graphs, equations and formulas are examples of
A
theories
B
laws
C
physical models
D
mental models
14) A student did an experiment to see which laundry detergent got clothes cleaner. He washed a pair of socks in Tide, a pair in Gain, and another pair in just water. Which part of the experiment is the pair washed in water?
A
independent variable
B
constant
C
dependent variable
D
control
15) The independent variable is
A
The item that always stays the same
B
the part of the experiment that I can change
C
evidence based on facts
D
what is measured and observed
16) If the data for the independent variable is a category (qualitative), you should use what type of graph?
A
Bar graph
B
line graph
C
piece of paper
D
pie chart
17) If the independent variable data is a numerical (quantatative) you should use which type of graph?
A
line graph
B
bar graph
C
piece of paper
D
pie chart
*select an answer for all questions
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