Page 34 - Science Course 1 (Book 1)

5. Describe how independent and dependent variables are related.

6. Explain why a control group is important to a controlled experiment.

Mo.1-L3 : Lesson Review Quiz (Matching)
Directions: On the line before each definition, write the letter of the term that matches it correctly. Each term
is used only once.
1. a factor in an experiment that is changed by the investigator. A. variable
B. control group
2. the group in a controlled experiment that is used to observe the C. dependent variable
effect of changing the independent variable.
D. independent variable
3. the factor observed or measured during an experiment. E. experimental group

4. any factor in an experiment that can have more than one value.

5. the group in a controlled experiment for which the independent
variable is not changed.

Mo.1-L3 : Lesson Review Quiz (Multiple Choice)

6. A logical conclusion based on information available to a scientist is .
A.a prediction. B.an inference. C.an observation.
7. The documentation of procedures and accidents to eliminate false observations or incorrect
data is .
A.a case study. B.an error analysis. C.a scientific theory
8. Which term is most similar in meaning to the term inference?
A.control B.prediction C.conclusion observation

9. Error analysis is used to .
A.make a prediction. C.eliminate false conclusions.
B.design an experiment. D.challenge established theories.

10. A variable is any factor that can have more than value(s).
A.one B.two C.three

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