Product Description
Galileo Thermometer 13 Inch Fahrenheit - 739620 - Sper Scientific: Industrial & Scientific. Current temperature is indicated by the silver tag attached to the lowest of the floating spheres. Based on Galileo Galilei's discovery that a liquid's buoyancy decreases as its temperature increases. This unique device consists of a sealed glass cylinder containing multi colored floating spheres. The spheres have different weights which rise and fall at different temperatures. Use in science classes to demonstrate Galileoâ?TMs principle or as an interesting and attractive way to accurately measure indoor ambient temperature anywhere.
Shipping Weight: 3 pounds
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