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Project title The effect of gasoline fumes on plantsFeatured science projectScience project video
Difficulty Level Middle school
Project page  Click here to view this science project

Description
This science fair project was conducted to study the effect of gasoline fumes on plants. The testing was done by placing plants beside a gasoline-filled container for different periods of time and temperatures. 

Instructions preview
1. For this science fair project, the independent variable is the environmental temperature and the length of exposure time. The dependent variable is the color of the leaves and the survivability of the plants. This is determined by observing the plants for 8 days. The constants (control variables) are the size of the bowls containing the gasoline, the type and amount of gasoline used and the size of the aquariums. 2. Four potted plants are required for this experiment. They should be kept in a well lit, cool and airy spot in your garden or balcony for several weeks, .....
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