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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 small
C
objects that are too close
D
objects that are too wet
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
hypothesis
B
dependent variable
C
contro
D
independent variable
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
information
B
hypothesis
C
problem
D
research
5) A superstition is an explanation based on
A
facts
B
luck
C
evidence
D
observation
6) In the scientific method, the problem is stated in the form of
A
jargon
B
charts and graphs
C
observations
D
question
7) The dependent variable is the part of the experiement that the scientist
A
leaves out
B
always does the same
C
measures and observes
D
intentionally changes
8) Which of the following is not a characteristic of a good scientist
A
patient
B
open-minded
C
curious
D
smart
9) A globe is an example of a
A
scientific method
B
measurement
C
physical model
D
mental model
10) The scientific method is used for
A
doing experiements
B
predicting answers
C
explaining things
D
sovling problems
11) Gravity, inertia, acceleration and action-reaction are all kinds of
A
fact
B
hypothesis
C
inference
D
Law
12) Anything scientists can use to represent an object or event is called a(n)
A
experiment
B
theory
C
hypothesis
D
model
13) Ideas, graphs, equations and formulas are examples of
A
theories
B
physical models
C
laws
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
dependent variable
C
constant
D
control
15) The independent variable is
A
The item that always stays the same
B
what is measured and observed
C
the part of the experiment that I can change
D
evidence based on facts
16) If the data for the independent variable is a category (qualitative), you should use what type of graph?
A
line graph
B
Bar 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
pie chart
B
piece of paper
C
line graph
D
bar graph
*select an answer for all questions
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