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30cm Tall Free Standing Galileo Thermometer with Seven Blue Floating Globes | Measures temperatures from 16 Degrees Centigrade to 28 Degrees | Also in Fahrenheit | Weather Station | Water Thermometer
This colourful GLASS GAILEO THERMOMETER is based on Galileo's theory that was established 400 years ago, in liquid, a body of fixed mass becomes less buoyant as the liquid temperature rises, and becomes more buoyant as the temperature decreases, due to changes in liquid density. As the temperature changes, the multi coloured floating globes RISE and FALL within the liquid filled thermostatic tube. The lowest sphere in the top group within the INDOOR THERMOMETER indicates AMBIENT TEMPERATURE. The 30CM TALL glass tube holds

Price is $42.00

Price: $41.99