Scientific Method Question Preview (ID: 29369)
Review Questions For The Scientific Method.
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Scientist use models for:
a) objects that are too small
b) objects that are too wet
c) objects that are too dry
d) objects that are too close
After a sceintist has determined the conclusion of a problem, he may decide to make a
a) inference
b) law of nature
c) theory
d) hypothesis
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) contro
b) dependent variable
c) hypothesis
d) independent variable
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) problem
b) hypothesis
c) information
d) research
A superstition is an explanation based on
a) luck
b) facts
c) observation
d) evidence
In the scientific method, the problem is stated in the form of
a) charts and graphs
b) question
c) jargon
d) observations
The dependent variable is the part of the experiement that the scientist
a) always does the same
b) intentionally changes
c) leaves out
d) measures and observes
Which of the following is not a characteristic of a good scientist
a) smart
b) open-minded
c) patient
d) curious
A globe is an example of a
a) measurement
b) mental model
c) physical model
d) scientific method
The scientific method is used for
a) predicting answers
b) sovling problems
c) doing experiements
d) explaining things
Gravity, inertia, acceleration and action-reaction are all kinds of
a) fact
b) hypothesis
c) Law
d) inference
Anything scientists can use to represent an object or event is called a(n)
a) model
b) theory
c) experiment
d) hypothesis
Ideas, graphs, equations and formulas are examples of
a) laws
b) physical models
c) mental models
d) theories
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) constant
b) control
c) independent variable
d) dependent variable
The independent variable is
a) what is measured and observed
b) The item that always stays the same
c) the part of the experiment that I can change
d) evidence based on facts
If the data for the independent variable is a category (qualitative), you should use what type of graph?
a) piece of paper
b) line graph
c) pie chart
d) Bar graph
If the independent variable data is a numerical (quantatative) you should use which type of graph?
a) line graph
b) bar graph
c) pie chart
d) piece of paper
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