Brechner, Claude H., 1887- [from old catalog] · Boston, New York [etc.] Allyn and Bacon · leaf 68
its exist-ence. Whatever it is,it has no weight orbody, but it fills thewhole universe. Heat in the form ofwaves in the ether isinsensible, for sensible heat is due to the vibration ofmolecules. When heat waves strike opaque objects, they are partlychanged to sensible heat and partly reflected back… … Washing Room Figure 43. — Diagram of a Forced-ventilating System. 58 HEAT TRANSFERENCE 64. Radiators. — We must not get the idea that the sunis the only thing that sends out these heat waves, for allhot bodies do this, more or less. Any body that sends outheat waves is called a radiator. All bodies…
Physics
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