Question

about galileo and his first thermometer. plzzzzzzzzzz fastttttttt

Answer 1

The galileo 's thermometer was based on the principle that the density of liquid changes in proposnal to its temperature.The galileo's thermometer works on the principle of buoyancy.
A galileo thermometer is one style of temp sensing device.these days galiean thermometer typically looks like tall,sealed glass cylinder containing clear liquid in which several small glass bulbs are floating.

Answer 2

The first recorded thermometer was produced by the Italian.Peter Loyson explains that a number of companies sell so-called “Galilean thermometers,” sealed tubes of liquid in which glass spheres float and sink with changes in ambient temperature.  Galileo may have originated the idea in a 1638 book, the Accademia del Cimento, an early scientific society founded in Florence in 1657 by Galileo’s students.....

hope its help u....