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Mrs. Bauer had 3 groups of 25 kids. Group A did not study for the final. Group B studied for 5 hours. Group C studied for 10 hours. Which group is the control group?
controlled variable
The different types of light.
control group
One
The different heights.
Group A
independent variable
amount of time students studied.
How many variables are tested at one time in a controlled experiment?
controlled variable
The different types of light.
control group
One
The different heights.
Group A
independent variable
amount of time students studied.
What is the name of the variable kept the same in an experiment?
controlled variable
The different types of light.
control group
One
The different heights.
Group A
independent variable
amount of time students studied.
Mrs. Bauer wanted to investigate whether the amount of time students studied for the test would affect their grade on final. What is the independent variable in the experiment?
controlled variable
The different types of light.
control group
One
The different heights.
Group A
independent variable
amount of time students studied.
What is the dependent variable in the experiment? Diana placed three tomato plants (A,B, C) under three different types of light. She measured the height of each plant after 3 weeks.
controlled variable
The different types of light.
control group
One
The different heights.
Group A
independent variable
amount of time students studied.
What is the name of the group with normal conditions in a controlled experiment?
controlled variable
The different types of light.
control group
One
The different heights.
Group A
independent variable
amount of time students studied.
What is the name of the variable changed on purpose in the experiment?
controlled variable
The different types of light.
control group
One
The different heights.
Group A
independent variable
amount of time students studied.
What is the independent variable? Diana placed three tomato plants (A,B, C) under three different types of light. She measured the height of each plant after 3 weeks.
controlled variable
The different types of light.
control group
One
The different heights.
Group A
independent variable
amount of time students studied.
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