Results 1-3 of 55
Smaller particles are caught by the trachea; the smallest particles and chemical
molecules are removed by the bronchial walls and wandering scavenger cells (
phagocytes). Most of the conditioning of air is accomplished in the mouth, nose, ...
theory of relativity to electromagnetic orces and the forces between nuclear
particles. The general theory of relativity re-establishes the gravitational field as a
modification of the structure of four-dimensional space-time. Unified field theory
If a material has the property of elasticity and the particles in a certain region are
set in vibratory motion, an elastic wave will be propagated. For example, a gas is
an elastic medium (if it is compressed and the pressure is then released, it will ...
What people are saying - Write a review
LibraryThing ReviewUser Review - keylawk - LibraryThing
This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review