Henderson, C. Hanford (Charles Hanford), 1861-1941, Woodhull, John F. (John Francis), 1857-1941 · New York, D. Appleton and company · leaf 202
Fia. 110.—Convection. little sawdust in the water will make the action plainer.The source of heat is under the beaker (Fig. 110), and the bottom is naturally the hot-test part. The water di-rectly in contact with thisbecomes heated, expands,and in so doing grows light-er. The colder, heavier…
Physics
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