Merchant, F. W. (Francis Walter), 1855-1937, Fessenden, Cortez, b. 1852 · Toronto : Copp, Clark · leaf 254
by aspecies of wave-motion j)a^s from the heated body in alldirections through the ether, and may, on reaching any body ojmatter, communicate their energy to its moleades, and it inturn is heated. The transmission of heat then by radiation consistsin the transformation of the energy of molecular… … 246 PHYSICAL SCIENCE. 11. The Emissive Power of a Body. Our most common experiences teach us that the emissivepower of a body—that is its power to transform heatinto radiant energy—varies with its temperature. A hotstove radiates more heat than a cold one. But the emissivepower does not depend on…
Physics
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