Merchant, F. W. (Francis Walter), 1855-1937, Fessenden, Cortez, b. 1852 · Toronto : Copp, Clark · leaf 173
table clamp atthe centre (Fig, 135). Scatterfine sand over the plate, andtouch the middle point ofone of the edges with thefinger and draw a violin-bowacross the edge near one ofcorners, causing the plate toFlG-135- give a clear strong sound. Observe the movement of the sand. If the experiment is… … Make a drawingtaken by the sand. showing the position
Physics
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