SS3 Procedure & SS4 Variables Mastery Check

What vocabulary word is this the definition for?

"The variable that is measured at the end of the experiment (a.k.a. the results of our experiment)."

• Independent Variable

• Dependent Variable

• Constant Variable

• Procedure

What are the aspects of a well written procedure? (Select ALL that apply)

• Easy to follow

• Concise

• Specific/detail-oriented

• Sequential

Example experiment: The student added different amounts of water to four identical containers that each contained four seeds and 100 cm3 of soil.

What is the independent variable in this experiment?

• The four seeds

• The four identical containers

• The different amounts of water

• The 100 cm3 of soil in each container

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What vocabulary word is this the definition for?

"The things that are kept the same in all of the experimental groups."

• Independent Variable

• Dependent Variable

• Constant Variable

• Procedure

Experimental Purpose

"How does the independent variable affect the (a)   ?"

Tags

NGSS.MS-LS1-5

Is this procedure sequential?

Step 1: Place the beaker on the counter

Step 2: Pour the liquid into the beaker

Step 3: Place the powder in the beaker

Step 4: Stir the mixture thoroughly

• Yes

• No

What are the constant variables in the experiment GIF?

• Four identical beakers

• Equal amount of liquid in each beaker

• The color of the liquid

• None of the above

What is the independent variable?

• The difference between the two groups.

• The thing that is measured at the end of the experiment.

• The things that are kept the same between the experimental groups.

• Step by step set of instructions that a scientist must follow.