Mastering Variables in Scientific Experiments
Interactive Video
•
Biology, Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of setting up an experiment with variables?
To create a new scientific theory
To test a hypothesis by manipulating variables
To entertain the audience
To observe changes in the environment
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which variable do you change to test its effects in an experiment?
Controlled variable
Random variable
Dependent variable
Independent variable
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the squid experiment, what is the independent variable?
Type of food
Water temperature
Squid lifespan
Amount of vitamins given
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the dependent variable represent in an experiment?
The variable you ignore
The variable you control
The variable you measure
The variable you change
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the squid experiment, what is the dependent variable?
Food type
Amount of vitamins
Squid lifespan
Water quality
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are controlled variables crucial in an experiment?
They are not important
They keep the experiment consistent
They help in changing the results
They ensure the experiment is unpredictable
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What could happen if controlled variables are not maintained?
The results will be unaffected
The experiment will be faster
The results will be unreliable
The experiment will be more accurate
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