The sun and ______ are the natural sources of light.

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The sun and stars are the natural sources of light.

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Chapter 5: Light - Exercises 2

Chapter 5 Light
Exercises 2 | Q 1.01

How do we see objects around us ?

Select the correct alternative.

The natural source of light is

Differentiate between the luminous and non-luminous bodies. Give two examples of each.

Tick the correct answer.

The natural source of light is

Answer the following.

What is light?

Answer the following.

Write down five man-made sources of light.

_______ is the natural source that stimulates sight and makes things visible.

Speed of light in air is 3 × 10⁸ m s^–1 and the refractive index of a medium is 1.5. Find the speed of light in the medium.

Velocity of light is greater in denser medium than in rarer medium

Look at the figure given in the following figure.

Will there be any difference in the shadow formed on the screen in A and B.