Experimental Design!

Front

An educated guess that has not been tested.

Back

hypothesis

Front

How many variables should you change in an experiment?

Back

1

Front

The variable in an experiment deliberately changed by the scientist. The variable being tested.

Back

independent variable

Front

Independent variable when testing how well different dish soaps clean grease: dish type, amount of grease, dish soap type, grease type

Back

dish soap type

Front

The variable that depends on changes to the independent variable.

Back

dependent variable

Front

What is the dependent variable in an experiment where the mass of a ball affects the distance it rolls off a ramp?

Back

distance traveled by the ball

Front

A factor in an experiment that stays the same.

Back

constant

Front

Three baseball players investigate to see who can throw a baseball the farthest. What should they keep constant?

Back

spot from which the players throw

Front

What is the control group in the experiment involving the shower?

Back

the half of the shower sprayed with water

Front

What is the experimental group?

Back

Group A