Independent & Dependent Variables

Changes in the _________ variable causes an effect or change in the _________ variable.

• independent; dependent

• dependent; independent

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

The more light bulb you add to a room, the brighter it will be. What is the dependent variable?

• Amount of lightbulbs

• How bright the room is

Answer explanation

The brightness of the room is the effect (dep var) of adding light bulbs (ind var).

Tags

NGSS.MS-PS3-1

This variable in an experiment is the one being manipulated or changed by the scientist.

• Dependent variable

• Independent variable

The variable that is measured or observed.

• Independent Variable

• Dependent Variable

Tags

NGSS.MS-PS2-2

Julian wanted to see if the type of fertilizer made sunflowers grow larger. What is the independent variable

• Type of fertilizer

• Size of sunflower

Tags

NGSS.MS-LS1-5

Jeremiah tested if the age of students caused them to be better drivers. What is the dependent variable?

• How good at griving

• Age of student

Aaliyah wants to know how drinking milk affects how tall a a person grows. Which is the dependent variable?

• The height of a person

• Drinking milk

Tags

NGSS.MS-LS1-5

Does the flavor of ice cream affect how fast the ice cream melts? The flavor of ice cream is the _______________

• Independent variable

• Dependent variable

The temperature of the room is decreasing by 4 degrees Fahrenheit.

• Qualitative

• Quantitative

Tags

NGSS.MS-PS3-4

The fish in the tank range from bright gold to dark red.

• Qualitative

• Quantitative