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WorksheetsExperimental Group and Control Group
Total questions: 10
Worksheet time: 2hrs 20mins
Match these about variables
1
variables the scientist can change
2
total number of variables
things that stay the same
constants
Match these about variables
1
variables the scientist can change
2
total number of variables
things that stay the same
constants
Chris notices some dirty tables and wants to know which cleaner is the best to use. He tests three different cleaners and looks at how well they clean compared to tap water.
Cleaner 1, Cleaner 2, Cleaner 3
Tap Water
Match
"I Test, I Change" the variable that the scientist manipulates
Independent Variable
The group used to compare; lacks the independent variable
Control Group
Things that have to be the same for both groups so that the experiment is fair.
Constants
The two things that change in an experiment
Variables
The group that's being tested; it has the independent variable
Experimental Group
Match
"I Test, I Change" the variable that the scientist manipulates; happens 1st
Independent Variable
The group used to compare; lacks the independent variable
Control Group
The resulting variable, the effect, the data, what's being measured
Dependent Variable
The two things that change in an experiment
Variables
The group that's being tested; it has the independent variable
Experimental Group
The two groups in a controlled experiment are -
Control Group
Experimental Group (Test)
Independent Variable
Dependent Variable
Constant(s)
Shownu and Joohoney conducted an experiment to determine how light affects the growth of flowers. One set of flowers is placed in full sunlight, another in partial sunlight, another in a shaded area, and a final set of flowers is placed in an unlit closet.
Flowers grown in full sunlight, partial sunlight, and shade
Flower grown in the unlit closet (lacking light)
The flowers would not receive the same airflow
It should be the same type of flower
Felix wants to see if different types of fertilizer influence sunflower growth.
Sunflowers grown with manure, compost, or commercial fertilizer
A sunflower grown without fertilizer
Hypothesis: If plants are watered more than normal, then growth will increase.
Watering more than normal
Watering the normal amount
Seungmin wants to know if his new headphones cancel out background noise better than his old headphones, so he decides to try both in the noisiest place he can find.
New headphones
Old headphones
