Independent and Dependent Variables

Will practices at a batting cage. The table shows the total cost based on the number of tokens purchased. Which of the following is the independent variable in this situation?

• number of tokens

• total cost

• $7.00

In the table, the bubble machine can produce 12 giant bubbles in one minute. Bubbles is the ______________. (Hint: What is the input value and what is the output value?)

• independent variable

• dependent variable

Tags

NGSS.MS-PS3-1

Identify the independent variable:

The amount of money, m, earned if t raffle tickets are sold

• money, m

• tickets, t

In order to earn extra spending money, Dalton babysits children after school. The greater the number of hours he babysits, the more money he earns.

h = the number of hours Dalton babysits

m = the amount of money Dalton earns

Which of the variables is DEPENDENT?

• h

• m

What is the effect on increasing the amount of sunlight given to tulips?

• independent
• dependent

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Does changing the scent of a brand of dog food affect how much the dog eats?

• independent
• dependent

Tags

NGSS.3-5-ETS1-3

The higher the temperature of water, the faster the egg will cook.  Select the independent variable.

• Faster Egg Cooks
• Higher Temperature

Tags

NGSS.HS-PS1-5

Carey and Justin are raising money to purchase books for the library. The more money they raise, the more books they will be able to purchase for the library.

Which of the variables is dependent?

• amount of money raised

• number of books

Molly investigated if the age of students caused them to be better drivers. What is the independent variable?

• Type of car
• Skill of driving
• Age of student

The results or effects that we count, observe, and measure after changing the independent variable and repeating the experiment.

• Conclusion

• Dependent Variable

• Prediction

• Constants

Tags

NGSS.MS-PS1-2