5. Answer the following questions:
a. Explain why the size of the shadow changes
b. Write the properties of light.
c. Why do we see a rainbow? Explain with the help of a well
Answers
Answered by
0
Answer:
5
a - The closer to the light source an object is, the bigger the shadow will be. This is because the object blocks more of the light. The further away from the light source an object is, the smaller the shadow will be. This is because the object blocks less of the light.
b - Light travels in a straight line.
The speed of light is faster than sound. Light travels at a speed of 3 x 108 m/s.
Reflection of light.
c - Water droplets act as small prism through which sunlight enters it refracts and disperses and then gets reflected internally which creates a rainbow in the sky which is seen to observer's eye.
above attached picture is the diagram of c no.
Attachments:
Similar questions