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The plants received the same amount of sunlight and water each day. At the end of 30 days, Mary recorded the height of the plants (in centimeters) and the color of the leaves (green, yellow-green, yellow, or brown.)
1. In this scenario, what is the independent variable?
The leaves change within the season of spring,summer to fall
2. What is the dependent variable?
How the leaves change in time
3. In this scenario, what are the controlled variables? (Identify at least three.)
1. The green to brown leaves
2. The slow process of change
3. Nothing is bothering the leaves in the process of photosynthesis
4. Which group would be the control group in this experiment??
Sagot :
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