Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
from 3,vertically to 4; and from 4, horizontally to the eye. Thus the candle will be seen, apparently, in adirect line passing through the brick, or other opaque body, A. 379. Figure 11. — Plane mirrors may reflect objectsdouble their own length.—Let D be the mirror, of half thelength of the…
Physics · Astronomy
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