Controls and Variables

Interactive Video
•
Biology
•
6th - 9th Grade
•
Medium
Wayground Content
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of using controls in an experiment?
To change the outcome of the experiment
To introduce new variables
To ensure the experiment is unpredictable
To keep certain factors constant
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example experiment, what is the independent variable?
The amount of water
The amount of sunlight
The type of plant
The type of soil
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to have only one independent variable in an experiment?
To make the experiment more complex
To ensure the results are due to that single variable
To confuse other researchers
To increase the number of possible outcomes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What could complicate the results of an experiment if not controlled?
Having multiple independent variables
Using the same type of plant
Measuring the dependent variable
Keeping the experiment simple
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the foundation of a well-designed experiment?
Understanding controls and variables
Changing all variables frequently
Complex statistical analysis
Using multiple independent variables
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