Inductive elementary physical science with inexpensive apparatus, and without laboratory equipment (1897)
Bailey, Frederick H. (Frederick Harold), 1865- · Boston, D. C. Heath & Co. · leaf 52
Exp. 11. Exp. 12. Inference. In which direction does the water press ? Exp. 12. With bottom hole open, place a card overthe mouth of the Apparatus, invert, and press it down intothe water. Repeat, using a disk of metal (iron, zinc, orlead), and also one of glass. The metal and glass disksmust be…
Physics
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