Quizziz #7

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

• the paper used
• the type of paper airplane
• the distance of each plane's flight
• how hard the plane is thrown

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

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

Mrs. Stahl 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.

Mrs. Stahl set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.

• Distance traveled by the ball

• Height of the ramp

• Mass of the ball

• Who set up the experiment (Ms. S, etc)

Mr. Manning is testing which fertilizer will grow the tallest grass. The height of the grown grass is the __ variable.

• dependent (measured)

• independent (changes)

Mr. Endieveri is testing how the use of stress balls during testing affects a student's test score. The students' average test scores who used the stress balls is the __ variable.

• dependent (measured)

• independent (changes)

Noah wanted to see if the type of fertilizer he uses in his garden makes his sunflowers grow larger. If he did an experiment to find this out, what would be the independent variable?

• Type of fertilizer

• Size of sunflower

• type of sun flower

Squidward found new reeds to try out for his clarinet. He used an APPLAUSOMETER to measure applause after playing Under the Sea with each reed. The results were put in the table.

What was the independent variable?

• The Song

• The Reed

• The Applause

The librarians want to know which students are checking out what types of books. They are testing "Which type of book do 7th graders check out most often: fiction or nonfiction?" The number of checked out books is

• the independent variable

• the dependent variable

• a factor held constant

• a waste of money