Independent and Dependent Science

In the scientific question "Does shoe design really affect an athlete’s jumping height?" What is the dependent variable?

• The person that is jumping

• The height they can jump

• The type of shoe they are wearing

• How the height they jump is measured

In an experiment to determine how the amount of sunlight affects the growth of plants, what is the independent variable?

• The type of plant

• The amount of water given to the plants

• The amount of sunlight

• The growth of the plants

Tags

NGSS.MS-LS1-5

When investigating how different fertilizers affect plant growth, what is the independent variable?

• The type of plant

• The type of fertilizer

• The amount of water given

• The growth of the plant

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

In an experiment to see how the angle of a ramp affects the speed of a ball rolling down it, what is the dependent variable?

• The material of the ball

• The speed of the ball

• The angle of the ramp

• The weight of the ball

Tags

NGSS.MS-PS3-1

If you are testing how the surface area of a solid reactant affects the rate of a chemical reaction, what is the dependent variable?

• The surface area of the solid reactant

• The temperature of the reaction

• The concentration of the liquid reactant

• The rate of the chemical reaction

In an experiment to find out how the weight of a car affects its stopping distance, what is the independent variable?

• The type of car

• The weight of the car

• The stopping distance

• The speed of the car

What effect does food color have on the amount of food fish eat? What's the DEPENDENT Variable?

• Size of the fish tank

• Type of food given to the fish

• Amount of food fish eat

• Color of the fish

In an experiment to determine how temperature affects the solubility of a substance, what is the independent variable?

• The amount of substance

• The temperature

• The solubility of the substance

• The type of solvent

Tags

NGSS.MS-PS1-4

When testing how the concentration of a solution affects its boiling point, what is the dependent variable?

• The concentration of the solution

• The boiling point

• The type of solute

• The volume of the solution

In a study to see how the pH level of soil affects plant growth, what is the independent variable?

• The type of plant

• The pH level of the soil

• The amount of sunlight

• The growth of the plant

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1