Analysis
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Observe the light graph from Trial
I. How did your impression of a 24-hour
day/night cycle compare to your graph?
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Overlay the bagged air relative
humidity and light graphs from Trial II for
both the paper leaf and the living leaf.
Refer to Technical Hints to see how to overlay
graphs. How were the two graphs similar?
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Overlay the paper leaf graphs in
Trial II for both relative humidity and
light. Refer to Technical Hints to see how to overlay
graphs. Which graph showed a greater amount
of humidity? Can you explain the difference
in relative humidity?
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How does the amount of light relate
to the thermal energy within the bag?
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Transpiration is really the
evaporation of water from a leaf from the
stomata. Draw a picture of the process of
evaporation of water from your leaf. Refer
to Technical Hints
to see how to create a drawing. Label any
important parts of your drawing.
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How does transpiration of a plant
leaf compare to respiration of a human?
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