A Study of the Effect of Simulated Zero Gravity on Plant Growth
Overview
Objectives/Goals I investigated the effect of zero gravity on plant growth. I chose this topic because plant physiology is a topic that I wasn#t well versed in and wanted to learn more about. Methods/Materials In order to observe the effects of zero gravity on plant growth I had to simulate zero gravity. I did this by turning the plants on a clinostat, which is a slow rotating motor. Results The plants grew slower and developed a spiral growth pattern. Conclusions/Discussion These effects may be caused by the plant following rotation of the clinostat, or possibly the spiral growth is the true effect of zero gravity on plant growth.
Summary statement
My project investigates the effect of simulated zero gravity on the growth of Brassica rapa.
Help received
Mother helped edit report; Dad helped with construction and the experiment; Dr. Boolootian assisted with editing, concept, and interpretation.
Competition history
- CSEF 2009
Resources
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Source: California Science & Engineering Fair public projects