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Worksheetscontrolled experiments
Total questions: 10
Worksheet time: 20mins
The dependent variable is the
one you measure.
one you change.
one you keep the same.
You can have more than one independent variable in a controlled experiment.
True
False
Depends
Why should you do multiple trials in an experiement?
to impress your teacher
to have more fun
to get accurate and reliable data
to show you are controlling the variables
Experiment: If we want to design an experiment to see how high a rocket will travel, which variable should we change:
rocket shape and mass
wing shape and size
type of launcher
number of pumps
Ahmed wants to know if the amount of water will affect the growth of the plants. The INDEPENDENT VARIABLE in this experiment is _______.
the amount of water
the growth of the plants
no answer
What you keep the same in an experiment is called CONTROLLED VARIABLES also known as CONSTANTS.
True
False
Experiment: Does changing the wing shape to make it more narrow affect the distance a rocket will fly?
The wing shape is the ___________ variable.
independent
dependent
controlled
Identify the dependent variable: Girls throw softballs farther than boys.
weight of softball
distance a softball is thrown
girls or boys (gender)
age of kids
You can have more than one controlled variable in a controlled experiment.
True
False
Depends
Why should you do multiple trials in an experiement?
to impress your teacher
to have more fun
to get accurate and reliable data
to show you are controlling the variables
