With the Simple Solar Science, explore the basic principles of solar energy. Simple and inexpensive demonstration.
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Explore the basic principles of solar energy with this simple demonstration. When the photovoltaic cell is exposed to the Sun, the motor spins and rotates the diffraction disk creating a beautiful color display. An inexpensive demonstration to introduce your solar energy unit. Includes a sheet with background information and activity ideas. Disk is 4" dia., solar cell is 2-1/8", motor is 1" dia.