Civics Ch- 14 The Indian Judiciary (N.B)
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Gr 8 Sub Science Ch 12 Light W.B. Work
1. Fill in the blanks. a. The retina is made up of light sensitive ___________ and _________cells. Ans. The retina is made up of light sensitive rod and cone cells. b. A kaleidoscope works on the principle of ________________ reflections. Ans. A kaleidoscope works on the principle of multiple reflections. c. When a parallel beam of light is reflected in different directions by a surface, it is called ______________ reflection. Ans. ...