Tyler wants to know how the growth of tomato plants is affected by the quantities of various gases in the atmosphere. What type of scientific investigation should Tyler conduct in order to accurately answer his question through direct observations?
A.
Tyler should grow tomato plants in his back yard.
B.
Tyler should ask a professional gardener about tomato plants.
C.
Tyler should perform a controlled experiment.
D.
Tyler should research tomato plants on the internet.

Question

Tyler wants to know how the growth of tomato plants is affected by the quantities of various gases in the atmosphere. What type of scientific investigation should Tyler conduct in order to accurately answer his question through direct observations?
 A. 
Tyler should grow tomato plants in his back yard.
 B. 
Tyler should ask a professional gardener about tomato plants.
 C. 
Tyler should perform a controlled experiment.
 D. 
Tyler should research tomato plants on the internet.

DeadOfWinter · Answer

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