Computer Interfacing

Transpiration

Materials

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Macintosh or IBM-compatible computer	heater, small electric
Serial Box Interface or ULI	masking tape
Vernier Biology Gas Pressure Sensor	vinyl tape
Data Logger	plant cuttings
Graphical Analysis software or graph paper	plastic gallon size bag with twist tie
100W light source	razor blade
aerosol spray container or plant mister	ruler or meter stick
airline tubing and connectors (optional)	ring stand
dropper or Beral pipette	utility clamps
fan with slow speed

Here's a text version of what you need to complete the experiment:

• Macintosh or IBM-compatible computer
• Serial Box Interface or ULI
• Vernier Biology Gas Pressure Sensor
• Data Logger
• Graphical Analysis or graph paper
• 100W light source
• aerosol spray container or plant mister
• airline tubing and connectors (optional)
• dropper or Beral pipette
• fan with slow speed
• heater, small electric
• masking tape
• petroleum jelly or vinyl tape
• plant cuttings
• plastic gallon size bag with twist tie
• razor blade
• ruler or meter stick
• ring stand
• utility clamps

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