Scientific Method Review Question Preview (ID: 26622)
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Any factor that changes the result of an experiment is known as a(n)
a) variable
b) constant
c) control
d) inference
A variable that remains the same in every portion of your experiment is known as a(n)
a) independent variable
b) constant
c) dependent variable
d) control group
The variable that you are changing or testing is known as the
a) dependent variable
b) independent variable
c) constant
d) control group
The way that you measure the effect of the independent variable is known as the
a) dependent variable
b) observation
c) data table
d) conclusions
An acceptable definition of a hypothesis is
a) an educated guess
b) an observation
c) your predicted outcome for an experiment
d) a precise and measurable question
Which of the following would be an example of an inference?
a) If I leave my sandwich on the table, then the dog will most likely eat it because he has in the past.
b) The sky is blue.
c) My cat's name is Mr. Fluffy and he loves to eat tuna fish.
d) The toast fell butter side up.
An experimental group that's purpose is for comparison to the other groups tested. This group does not receive the independent variable.
a) constant
b) dependent variable
c) contrast group
d) control group
After you make an observation about the world and ask a question, you would
a) create a hypothesis
b) analyze your data
c) draw conclusions
d) do some background research then develop your hypothesis
After you create a testable hypothesis, you would
a) do more research
b) analyze your data
c) create an experiment or gather data through observations
d) form your conclusions
Which of the following is NOT a true statement?
a) The dependent variable depends upon the independent variable.
b) The independent variable depends on the dependent variable.
c) The independent variable is graphed on the x axis.
d) The dependent variable is graphed on the y axis.
Which of the following is a precise and measurable hypothesis.
a) If we give the mice more Vitamin A, then their masses will increase.
b) The temperature causes the bread to mold.
c) The cats will purr more when petted with the glove on than without it.
d) The pH is causing the change.
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