Stewart, Balfour, 1828-1887 · Toronto : James Campbell · leaf 100
n that smallparticles of air travel all the way from the gun toour ear. And so when we view a ray of light it doesnot mean that a small particle is shot from the brightbody into our eye. An impulse or wave in each casepasses over the medium between us and the body, andthe blow goes from particle to… … Fig. 29. hold a lighted candle before a mirror, you will see theimage of the candle in the mirror, which means thatthe rays from the candle strike the mirror and are re-flected from it to your eye, just as if they came fromthe mirror itself and not from the candle. * Experiment 49.—In order to…
Physics
Internet Archive · Western University Libraries · Public Domain Mark 1.0. Free to use for anything.
