Experimental Design Quiz

What is the purpose of a responding variable in a testable question?

• To be changed during the experiment.

• To provide a hypothesis.

• To be measured.

• To remain constant.

Tags

NGSS.MS-PS2-2

Which of the following is an example of a testable question?

• What is the best color?

• How does temperature affect the rate of plant growth?

• Why do people like music?

• What is the most popular food?

Tags

NGSS.MS-LS2-1

Why is the question "How do the number of thorns affect how many animals eat from a blackberry bush?" considered testable?

• Because it is based on opinions.

• Because it can be measured and experimented on.

• Because it is a simple yes or no question.

• Because it is a broad and vague question.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which variable is also known as the manipulated variable?

• Independent variable

• Dependent variable

• Controlled variable

• Random variable

What is the role of the dependent variable in an experiment?

• It is the variable that is measured or observed.

• It is the variable that is kept constant.

• It is the variable that the scientist changes.

• It is the variable that is not used.

Tags

NGSS.MS-PS3-1

What does the "Y" in "DRY" stand for?

• Y-axis

• Yearly

• Yield

• Yellow

What is the significance of the constants in an experiment?

• They determine the outcome

• They ensure the experiment is fair

• They are the main focus of the experiment

• They are not important

Tags

NGSS.MS-PS1-2