Experimental Design

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

• control

• constant

• independent variable

• dependent variable

Tags

NGSS.MS-PS1-2

What is the factor that an experimenter changes on purpose?

• Dependent Variable

• Independent Variable

• Constant

• Control

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

• Control Group
• Experimental Group
• Results
• Data

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

• Research Question

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

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 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

A numbered step by step description that begins with a verb and tells exactly how the experiment is to be done.

• reults
  Results
• Problem
• Materials
• Procedures

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

Jeff is 6 feet 2 inches is a ___________ observation

• Qualitative

• Quantitative

The cake has a sweet smell is a _______ observation.

• Qualitative

• Quantitative