Henderson, C. Hanford (Charles Hanford), 1861-1941, Woodhull, John F. (John Francis), 1857-1941 · New York, D. Appleton and company · leaf 254
arth, the air, and the clouds con-stitute a natural condenser like a huge Leyden jar. The clouds constituteone coating, theearth the other, andthe atmosphere rep-resents the glass in-sulator between thetwo. This naturalcondenser becomescharged in variousways. Evaporationis perhaps one causeof… … Fig. 139. 232 PHYSICS which attends the discharge of this natural condenser. Itfrequently happens that the vapor of one cloud is positivelycharged with reference to that of another, and it is prob-able that the lightning discharge between two clouds is ofmuch more frequent occurrence than that…
Physics
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