Physics, 22.10.2020 19:01 iviestrong7430
Problem: Do nutrients have an effect on the rate of plant growth?
All plants used were the same height
Two groups:
Group A – given 30 mL of distilled water for 7 days
Group B – given 30 mL of water containing .1 gram of fertilizer for 7 days
a. State a possible hypothesis.
b. What are two factors that must be kept the same (constant) between both groups?
c. What is the independent variable?
d. What is the dependent variable?
e. Which is the experimental group?
f. Which is the control group?
g. What must be done to make this experiment valid?
Answers: 2
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Problem: Do nutrients have an effect on the rate of plant growth?
All plants used were the same hei...
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