Chapter XXI. Matter and Ether Theories.

Labile Ether
Subject of Chapter. Views formerly held about Matter Hypothesis of Continuous Matter . Atomic Theories
Popular Atomic Hypothesis .
Boscovich's Hypothesis .
Hypothesis of an Elastic Solid Ether Dynamical Theories ....
The Vortex Eing Hypothesis
The Vortex Sponge Hypothesis
The Ether-Squirts Hypothesis
The Electron Hypothesis
Speculations due to investigations on Radio
Le Bon's Suggestion
Mendelejev's Hypothesis .
The Bubble Hypothesis. Eequisites in a Theory .... Conjectures as to the Cause of Gravity . Conjectures to explain the finite number of specie Size of the Molecules of Bodies Mass of a Body affected by its Motion .
Theory of Relativity
Index .......
Notices or Books
Activity
s of Atoms
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