Gujarat BoardEnglish MediumSTD 7ScienceLight1 Mark
MCQ
The phenomenon that leads to the bouncing back of light rays is called-
A
Diffraction
✓
Reflection
C
Dispersion
D
Refraction
✓
Answer
Correct option: B.
Reflection
Diffraction is the phenomenon of bending of light waves around the corners of an obstacle or aperture, placed in the path of light beam.
Reflection is the phenomenon in which light rays on striking a polished surface(such as a mirror) bounce back or are sent back into the same medium.
Dispersion is the phenomenon of splitting of white light into its component colours $(VIBGYOR)$ on passing through a glass prism.
Refractionof light is the phenomenon of bending of light or change in the direction of light, when it passes obliquely from one transparent medium to another.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.