Independent vs Dependent Variables

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

• Type of fertilizer
• Size of sunflower
• type of sun flower

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

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

• Type of fertilizer
• Size of sunflower
• Type of sunflower

Tags

NGSS.MS-LS1-5

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

Sam wanted to know if the color of the chair you sat in when taking a test affected your test grade. What is the independent variable.

• Color or chair
• Grade on test
• Age of students

Robert wanted to know if the type of phone you used gave you better or worse service. What is the dependent variable. 

• Location of phone call
• Type of phone
• How good or bad the service was

Sarah wanted to find out if the size of a car tire made it a smoother ride over bumps. What is the independent variable?

• Size of tire
• How smooth the ride was over bumps
• Type of car

Penelope wanted to see if the temperature of the oven made cookies softer or harder. What is the dependent variable.

• Hardness of cookie
• Type of oven
• Temperature of oven

Tags

NGSS.MS-PS3-4

Stacy measured the speed of 5 birds that lived around her house. What is the Independent variable?

• Type of Bird
• Speed of Bird
• weather outside

Stacy measured the speed of 5 birds that lived around her house. What is the dependent  variable?

• Type of Bird
• Speed of Bird
• weather outside

Tags

NGSS.MS-PS3-1

Mrs. Cote wanted to know if the iPhone could stand up against being dropped from different heights. She dropped them from 3 heights and saw if they broke. What is the independent variable?

• Drop height
• If they had a case on them or not
• If they broke