Elliott grows a sunflower in his greenhouse, and he records the daily growth in mass. The sunflower seems to grow out of nothing, contrary to the Law of Conservation of Mass. However, he forgets that matter can enter and escape plants. What is the sunflower an example of?
A. a reactant
B. a closed system
C. an open system
D. a product
Answers: 2
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Elliott grows a sunflower in his greenhouse, and he records the daily growth in mass. The sunflower...
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