Independent/Dependent Variable Review Quiz #1

Does the distance a person kicks a soccer ball affect how well they will do on their math test.  What is the dependent variable?

• How far they kick the soccer ball
• who the person is
• how well they do on the math test
• Type of soccer ball.

Does the type of fertilizer affect a plants growth? What type of variable is the fertilizer?

• Dependent

• Independent

• Control

• Compound

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What would the INDEPENDENT variable be in this experiment testing paper vs. construction paper: Does the type of paper an airplane is made of affect how far the airplane will fly?

• the type of paper used

• the model of paper airplane

• the distance of each plane's flight

• how hard the plane is thrown

Does the type of gasoline put in a car effect how fast the car can drive? What is the independent variable?

• Type of gasoline

• which car the gas is put into

• how fast the car can drive

• how much gas is put into the car

Ms. Smith set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

• Distance traveled by the ball

• Height of the ramp

• Mass of the ball

• Where the experiment took place.

How does watching TV during studying affect a student’s test grades? Student's test grades is the................variable.

• independent

• dependent

• control

• constant

How many independent variables can be tested in a controlled experiment?

• one
• two
• three
• as many as possible

Tiffany was investing how fast it took Hayden to react to different sounds. Identify the independent variable.

• How fast Hayden reacted
• different sounds
• types of music
• Hayden

The time it takes to run a mile depends of the amount of exercise a person gets. 
The dependent variable is.......

• amount of exercise
• time it takes to run mile
• type of exercise

Three redwood trees are kept at different humidity levels inside a greenhouse for 12 weeks. One tree is left outside in normal conditions. The heights of the trees are measured once a week. What is the independent variable?

• redwood trees

• humidity levels

• height of trees

• the greenhouse