Merchant, F. W. (Francis Walter), 1855-1937, Fessenden, Cortez, b. 1852 · Toronto : Copp, Clark · leaf 200
Fig. 155. … Fio. 166. 1 For manual training exercise, see Appendix, page 329. 191 192 PHYSICAL SCIENCE. arranged that the slightest elongation of the rod is indicatedon a scale. A_pply heat to the rod and watch the end of thepointer on the scale. 1. What do you observe ? 2. What does the experiment prove 1 3.…
Physics
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