Variables Lesson

Justin wants to determine the effect of fertilizer on the growth of grass. What is the independent variable?

• amount of fertilizer

• height of grass

• type of plant

• time

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Justin wants to determine the effect of fertilizer on the growth of grass. What is the dependent variable?

• amount of fertilizer

• height of grass

• type of plant

• time

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Randell wants to determine if salt in the water has an effect on his goldfish. What is the independent variable?

• how much salt is in the water

• temperature

• health of his goldfish

• amount of algae in the tank

Tags

NGSS.MS-LS1-5

Joe wants to determine the effect of pesticides on the size of apples in the orchard. What is the independent variable?

• amount of bugs

• size of apples

• use of pesticides

• number of apples

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Joe wants to determine the effect of pesticides on the size of apples in the orchard. What is the dependent variable?

• amount of bugs

• size of apples

• use of pesticides

• number of apples

Tags

NGSS.MS-LS2-1

Beth wants to know if increasing her exercise will decrease the time it takes her to run a mile. What is the independent variable?

• distance

• amount of exercise

• time to run a mile

• heart rate

Beth wants to know if increasing her exercise will decrease the time it takes her to run a mile. What is the dependent variable?

• distance

• amount of exercise

• time to run a mile

• heart rate

Angel wants to know if the type of soap has an effect on how clean her clothes get. What is the independent variable?

• type of soap

• how long the laundry takes

• amount of soap

• how clean the clothes are

Angel wants to know if the type of soap has an effect on how clean her clothes get. What is the dependent variable?

• type of soap

• how long the laundry takes

• amount of soap

• how clean the clothes are

Maddies wants to determine if the weight of the dog will determine the number of puppies in a litter. What is the independent variable?

• type of dog

• number of puppies

• weight of dog

• age of dog

Tags

NGSS.MS-LS4-4