When1: 1785
When2: 1798
Who: Henry Cavendish [Cavendish, Henry]
What: physicist
Where: England
Detail: He lived 1731 to 1810 and studied specific heat, discovered hydrogen gas [1785], measured gravity of 10000-gram mass [1798], and found Earth mass and density [1798].
Physical Sciences>Physics>History>Classical Physics
5-Physics-History-Classical Physics
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Date Modified: 2022.0224