Variables Practice

The one thing that is changed by you (the scientist!) in an experiement.

• Independent

• Dependent

• Controlled

Tags

NGSS.MS-PS2-2

In class we do an experiment where we want to find out if plant growth is affected by the color of light we shine on it. What would be the independent variable?

• how much the plant grows

• the color of light we use

• the plant we use

Tags

NGSS.MS-LS1-5

We do an experiment where we investigate which laundry soap removes stains better? What would be the independent variable?

• the type of laundry soap we use

• how much of the stain comes out

• how long we wash the stain

Tags

NGSS.MS-PS1-2

We do an experiment that tests how quickly different temperatures will dissolve sugar cubes. What is the independent variable?

• different temperatures

• how much the sugar cube dissolves

• size and type of sugar cube

Tags

NGSS.MS-PS1-4

A group of students where given a lesson on speed-reading. The teacher wanted to know if the students got money would they do better on the final test. Half the students were offered $20 if they earned an A, the other half of the students were not offered any money for earning an A. What is the independent variable?

• half the students got offered money, the other half didn't

• how many students earned an A

• students were given the same final test

You want to do your own experiment to find out if the type of oil you use to make popcorn affects how big the popcorn gets. What would be the independent variable?

• the type of oil

• the size of the popcorn

• the type of popcorn you use

Does the amount of kool-aid powder change the taste of the punch you make? What is the independent variable?

• the amount of kool-aid powder

• the taste of the punch

• how much water you use to make the punch

The 'D'ata in an experiment. What you measure in the experiment.

• Independent

• Dependent

• Controlled

Tags

NGSS.MS-PS1-2

In class we do an experiment where we want to find out if plant growth is affected by the color of light we shine on it. What would be the dependent variable?

• how much the plant grows

• the color of light we use

• the plant we use

Tags

NGSS.MS-LS1-5

You want to do your own experiment to find out if the type of oil you use to make popcorn affects how big the popcorn gets. What would be the dependent variable?

• the type of oil

• the size of the popcorn

• the type of popcorn you use

Tags

NGSS.MS-LS1-5