Independent and Dependent variables

On a graph, which axis shows the independent variable?

• x-axis
• y-axis
• neither
• it changes

Tags

NGSS.MS-PS3-1

On a graph, which axis shows the dependent variable?

• x-axis
• y-axis
• neither
• it changes

Sophie earned $5 for every A she got on her report card.

m = money

A = A on report card

The dependent variable is:

• m = money

• A = A on report card

Which of the following is the label for the independent variable.

• Money Collected

• Raising Money

• Boxes Sold

• None of the above

Tags

NGSS.MS-PS3-1

Janet wanted to test whether the large marble or the small marble would roll farther. She set a ramp up to the height of 18 inches. She placed the small blue marble at the top and released it. She measured the distance it traveled at 8 feet. She followed the same procedure with the large green marble. She measured the distance it traveled at 6 feet.

What is the independent variable in Janet's experiment?

• the ramp

• the marbles

• the distance the marbles travelled

Tags

NGSS.3-5-ETS1-3

NGSS.3-PS2-1

NGSS.3-PS2-2

Charlotte wanted to test to see which fruits would float and which fruits would sink. She filled a large bowl with 8 cups of water. Then she chose an orange, an apple, a grape and a banana to test. She placed each piece of fruit gently on top of the water one at a time. She observed that the orange and grape both floated but the apple and banana both sank.

What is the dependent variable in Charlotte's experiment?

• the fruits that floated and the fruits that sank

• 8 cups of water

• the type of fruit

You are asked to analyze data from an experiment where different amounts of fertilizer were used to see their effect on plant growth. What is the dependent variable?

• Amount of fertilizer

• Type of plant

• Growth of the plant

• Type of soil

Tags

DOK Level 2: Skill/Concept

Is the underlined phrase the independent variable or the dependent variable?

Does the flavor of ice cream effect how fast the ice cream melts?

• Independent Variable

• Dependent Variable

Tags

NGSS.MS-PS3-4

Is the underlined phrase the independent variable or the dependent variable?

How does watching TV during studying affect a student’s test grades?

• Independent Variable

• Dependent Variable

Is the underlined phrase the independent variable or the dependent variable?

Which brand of bubblegum allows for you to blow the largest bubble?

• Independent Variable

• Dependent Variable