January 2026
Intermediate
224 pages
7h 43m
English
Content preview from Nvision Foundation Physics Grade 8 2026
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CHAPTER 4
Light, Mirrors, and Lenses
Learning Outcomes
After reading this chapter, you would be able to:
✦ classify objects on the basis of source and medium of light.
✦ describe behaviour of light at the interface of two media.
✦ describe formation of an image by plane mirror.
✦ explain the phenomena of refraction.
✦ explain various defects in vision and their correction
Geekspeak
❖ Light
❖ Luminous and non-luminous sources of light
❖ Transparent
❖ Translucent and opaque object
❖ Rectilinear propagation of light
❖ Behaviour of light at the interface of two media
❖ Reflection of light, real and virtual image
❖ Mirror
❖ Image formation by a plane mirror
❖ Spherical mirror
❖ Concave and convex mirror
❖ Image formation by convex and concave ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.