Weather Station
Discription:
1)Galileo thermometer, barometer, hygrometer and clock are all included in this weather station.
2)Glass balls in the Galileo thermometer with the same weight and size sink when temperature rises, and they ascend when temperature falls.
3)The glass balls differ in weight and the density of the liquid means the lowest of the floating ball in the upper part of the cylinder shows the accurate temperature.
4)Hygrometer measure the air humidity around.
5)Barometer can forcast the weather changes through the air pressure.
6)A health nurse for your family environment.
Characteristic of glass balls:Sliver plated balls
Number of glass balls: 5
Size:Thermometer dia:3.6cm
Instrument dia:7cm
Overall Height:30cm