Well's natural philosophy : for the use of schools, academies and privte students, introducing the latest results of scientific discovery and research ; arranged with special reference to the practical application of physical science to the arts and the experiences of everyday life ; with three hundred and seventy-five engravings (1873)
Wells, David A · New York : Ivison, Blakeman, Taylor and Co. · leaf 301
m, the light from all points of its surface will come to the eye regularly anduniformly; if irregularities, however, exist, they will cause the light to bairregular, and the eye at once notices the confusion and the point which oc-casions it. What is a ray ^44. A ray of light is a line of particles… … 296 WELLSS NATURAL PHILOSOPHY. Whea rays of licrht radiate from any lumin- Explain the i i .1 t r \-i divergence of ous Docly, tliGy aiver2;e irom one another, or rays of light. , J5 J ^ J they spread over more siDace as they recedefrom their source. Fig. 230 represents the manner of the diverg-…
Physics · Science · Technology
Internet Archive · University of Toronto Libraries · Public Domain Mark 1.0. Free to use for anything.
