Scientific Variables

In your experiment, the thing you measure is called the...

• independent

• dependent

• control

• ruler

In an experiment, the variable you change is called the...

• independent

• dependent

• control

• spam

When writing a hypothesis, which variable is the IF?

• independent

• dependent

• control

• questions mark

When writing a hypothesis, which variable is the THEN?

• independent

• dependent

• contol

• question mark

Which variable is the data that you measure and record in the lab?

• independent

• dependent

• control

• math

True or False: a test may have more than one independent variable

• true

• false

Diego wants to know how drinking milk affects how tall Dora grows. Which is the independent variable?

• Drinking milk.

• Diego's growth.

• Dora's growth.

• Chocolate or plain milk.

Does the distance Manny kicks the soccer ball affect how well he tests in math? What is the dependent variable?

• How far he kicks the soccer ball.

• The type of soccer ball.

• How well Manny does on his math test.

• How tall Manny is.

What would the independent variable be in an experiment testing which type of paper airplane goes the furthest?

• the type of paper used.

• the distance each plane flies.

• how hard the plane is thrown.

• the type of paper airplane.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid. Each plant has the same amount of sunlight, soil and listens to the same music. What is the independent variable?

• the type of plant

• the type of liquid

• the type of music

• the amount of liquid