3. Simpsons Controls and Variables Worksheet

What was the control group in Smithers' experiment?

• Group A

• Group B

What was the independent variable in Smithers' experiment?

• The drink given to the workers

• How many stacks of paper a group made

Tags

NGSS.MS-LS1-5

What was the dependent variable in Smithers' experiment?

• The drink given to the workers

• The number of paper stacks made by each group

What should Smithers' conclusion be?

• The special juice increased productivity.

• The special juice did not increase productivity.

Tags

NGSS.MS-PS1-2

How could Smithers' experiment be improved? Check the three that apply.

• Test less individuals

• Perform more trials

• Perform less trials

• Test more individuals per group

• The next day, Group B should be given the special juice, and Group A should not be given the special juice. Then put them through the same stapling task.

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

What was Homer's initial observation?

• His ceiling is covered with a red slime.

• His shower is covered with a yellow slime.

• His bedroom is covered with a green slime.

• His shower is covered with a green slime.

What is the control group of Homer's experiment?

• The half of the shower sprayed with water

• The half of the shower sprayed with coconut juice

What is the independent variable of Homer's experiment?

• The type of liquid sprayed on the shower wall

• How much green slime was on the shower

What is the dependent variable of Homer's experiment?

• The type of liquid sprayed on the shower wall

• How much green slime was on the shower

What should Homer's conclusion be? Check the two that apply.

• Coconut juice does not remove the green slime.

• Coconut juice removes the green slime.

• Water does not remove the green slime.

• Water remove the green slime.

Tags

NGSS.MS-PS1-2