1.2 Writing a Scientific Question - adv.

The variable that the scientist changes is the

• Independent Variable

• Dependent Variable

• Control Variable.

• Constant Variable

How does the size of a ball affect the height that the ball bounces? - What is the INDEPENDENT VARIABLE?

• Height of the ball

• Height of the ball bouncing

• Size of the ball

• Speed of the ball.

The variable that is measured after each experiment occurs is the

• independent variable

• dependent variable

• control variable

• constant variable

How will the temperature of the water affect how fast the ice will melt? What is the DEPENDENT VARIABLE?

• The temperature of the water.

• The amount of ice melting.

• How fast the ice melts.

• The mass of the water.

If toddlers drink more milk they will grow taller. What is the INDEPENDENT VARIABLE?

• Type of milk.

• Drinking more milk

• Age of the toddler

• The toddler's height

If I increase the amount of fertilizer, then the plant will grow taller. What is the INDEPENDENT VARIABLE?

• The plant height

• The amount of fertilizer

• The species of plant

• The fertilzer's cost

Which variable is chosen at the beginning of an experiment?

• Dependent

• Independent

• Control

• Following

Which variable is observed at the end of an experiment?

• Dependent

• Independent

• Control

• Following

Research Question: 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

Does the distance a person kicks a soccer ball effect 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.