Heat conduction occurs when kinetic and molecular energy pass from ... Radiation All bodies radiate energy in the form of electromagnetic waves. Radiation may pass across a vacuum, and thus ...

This is explained by the kinetic theory of matter. Read more in our study guide about states of matter and kinetic theory. Use this interactive activity to see what happens to the particles inside ...

Thus Book ii., on heat, contains a chapter on the kinetic theory of matter; while the introduction to Book iv., electricity and magnetism, deals with the properties of the ether, and in the ...