Identifying Independent Variables in Experiments

The flavor that the fifth graders most preferred was ​ (a)   ice-cream.

• Vanilla

• Strawberry

• Lemon

• Chocloate

Based on the results of the survey, how many students prefer the three LEAST favorite common colors?

• 57

• 135

• 66

• 138

Tags

5.9.C

The bar graph shows the number of hamburgers sold at Bob’s Burger Shack. On which days were more than 80 hamburgers sold?

• Wednesday and Friday

• Tuesday and Thursday

• Monday, Tuesday, and Thursday

• Tuesday, Wednesday, Thursday, and Friday

Which two colors had the greatest frequency?

• Purple, Yellow

• Yellow, Red

• Yellow, Blue

• Orange, Purple

How many students are in 8th grade and like History?

• 36
• 45
• 81
• 298

How many seals were present in 2011?

• 25
• 30
• 40
• 50

Tags

NGSS.MS-LS2-1

Based on the data table, what is an appropriate title?

• Number of Days vs. Number of Bacteria

• Number of Days

• Number of Bacteria

• Number of Living Bacteria

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

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

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

• dependent variable
• independent variable
• data
• control group