Scientific Variables

Front

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

Back

false

Front

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

Back

the type of paper airplane.

Front

In any experiment, the independent variable ______________.

Back

is purposely changed to test the hypothesis

Front

The variables in an experiment that stay the same are the -

Back

Constants

Front

What is the dependent variable when testing the effects of type of exercise on heart rate?

Back

heart rate

Front

How many variables can be tested in a controlled experiment?

Back

one

Front

What are the constant variables?

Back

what we keep the same to make the experiment fair

Front

Why do we want to test one variable at a time?

Back

To know what is causing the changes

Front

Dependent variable in an experiment to find out how the height from which a ball is dropped affects how high the ball bounces.

Back

Height that the ball bounces

Front

Identify the independent variable in an experiment where Mr. S tests how the mass of a ball affects the distance it rolls off a ramp. Options: Distance traveled by the ball, Height of the ramp, Mass of the ball

Back

Mass of the ball