Question

A. Fill in the blanks.
1. The image that can be obtained on a screen is called
2. Unlike a pinhole camera, a plane mirror forms
image.
3. We see the objects around us because they
light.
4. A highly polished glass table will show
reflection.
5. When a ray of light falls normally on a plane mirror, the angle of reflection is
6. The angle between the incident ray and the mirror is equal to the angle between the
ray and the mirror.
7. The speed of light
on entering a medium from vacuum.
​

Answer 1

Answer:

1.real or inverted

2.pinhole make real image

3.of eyes

4.proper or regular reflection

5.angle of reflection is same as angle of incidence

6. yes

7.Light waves travel much faster than sound waves. Light waves do not need a medium in which to travel but sound waves do. Explain that unlike sound, light waves travel fastest through a vacuum and air, and slower through other materials such as glass or water.

Explanation:

Answer 2

Answer:

u

Explanation: