Experimental Design

What is a factor that is measured for change in an experiment?

• control
• constant
• independent variable
• dependent variable

What part of an experiment contains the data tables and graphs?

• Results
• Conclusion
• Hypothesis
• Materials

What is the factor that an experimenter changes on purpose?

• Dependent Variable
• Independent Variable
• Constant
• Control

A summary of the experiment that includes whether hypothesis was right or wrong

• Hypothesis
• Results
• Conclusion
• Independent Variable

The part of the experiment that does not contain the independent variable. Used for comparison.

• Control Group
• Experimental Group
• Results
• Data

What are all the things that are kept the same in an experiment?

• controls
• data
• constants
• independent variables

What is the effect of salt water on the average of the 3 tallest blades of grass?
The above question is an example of:

• Hypothesis
• Conclusion
• Experiment
• Problem

What is the effect of salt water on the average of the height of the 3 tallest blades of grass?
What is the independent variable in the above question?

• salt water
• height
• average
• effect

What is an if....then statement that predicts the outcome of an experiment or how the Independent variable effects the dependent variable?

• Conclusion
• Materials
• Hypothesis
• Problem

What is the part of the experiment that contains the independent variable?

• control group
• experimental group
• hypothesis
• dependent variable