Notes and exercises in natural philosophy : including statics, hydrostatics, pneumatics, dynamics and hydrodynamics : designed for the use of normal and grammar schools, and the higher classes in common schools (1860)
Sangster, John Herbert, 1831-1904 · Montreal : J. Lovell · leaf 111
on, the instrument maybe set in operation by first filling it with the liquidand, while thus full, placing the finger over each end,and immersing the shorter leg in the liquid. Note 2.—In order to understand why one limbmust be shorter than the other, it is only necessary toremember that the…
Physics
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