Question

II. Fill in the Blanks
Fill in the blanks with suitable word/s.
1. Light is a form of ___________.
2. The ray of light which strikes the reflecting surface is called ___________.
3. The bouncing back of light after it falls on a surface is called ___________.
4. A mirror has ___________ and ___________ surface.
5. ___________ is the perpendicular line on the incidence point.
6. A plane mirror forms a ___________ image.
7. The ray which returns after striking the surface is called ___________ ray.
8. Angle of incidence is always ___________ to the angle of reflection.
9. Reflection from a smooth surface is called ___________ reflection.
10. The size of image formed by the plane mirror is ___________ as size of object.
11. Splitting of light into seven colours is called ___________.
12. Kaleidoscope is based on the concepts of ___________.
13. The point on the surface at which incident ray strikes is called ___________.
14. The reflection of light from an uneven surface is called ___________.
15. Paper is a ___________ surface.
16. Mirror is a ___________ surface.
17. When the mirrors are inclined at 90°, we get ___________ images.
18. In bright light, the size of pupil ___________.
19. The space between the cornea and lens is filled with a liquid called ___________.
20. Braille system was invented by ___________.

Answer 1

Answer:

• way
• reflection
• byuoncy
• 2, 2