Experimental Design

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

• control
• constant
• independent variable
• dependent variable

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

Tags

NGSS.MS-LS1-5

NGSS.MS-PS2-5

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

• Control Group
• Experimental Group
• Results
• Data

Tags

CCSS.HSS.IC.B.3

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

• controls
• data
• constants
• independent variables

Tags

CCSS.HSS.IC.B.3

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

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

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

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

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

An organized procedure to study something under controlled conditions is a(n)

• observation
• field study
• model
• experiment