Asked in Soil
Role of hydrometer in determination of soil particle size?
hydrometer s used to check the acid in a dog's body
What was the thing that Hypatia of Alexandria invented to distill water called?
The hydrometer, which is used to measure the specific gravity of liquids. In 402 AD, the bishop Synesius of Cyrene sent a letter to Hypatia, asking her to construct a hydrometer for him. This is the first known reference to a hydrometer in history. It is not known when the hydrometer was originally invented. ...
Asked in Physics
Will hydrometer float higher in fresh air or salt water and why?
In salt water because a hydrometer sinks deeper if the liquid is less dense than water, The hydrometer floats higher if the liquid is denser than water. ...
Asked in Units of Measure
What is a hydrometer and how does it measure density?
The hydrometer is an instrument used to measure density of liquids; it is graduated in units of density. Put the the hydrometer in the liquid (at 20 0C or at another temperature marked on the instrument) and after about 30 s read the density. ...