Class 10 Science The Human Eye and the Colourful World Mix Examples - The Human Eye and the Colourful World

Easy

What is Tyndall effect?

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Solution

(N/A) The Earth's atmosphere is a heterogeneous mixture of minute particles. These particles include smoke,tiny water droplets,suspended particles of dust,and molecules of air. When a beam of light strikes such fine particles,the path of the beam becomes visible. The light reaches us after being scattered by these particles. The phenomenon of scattering of light by colloidal particles is called the Tyndall effect.

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Chapter

The Human Eye and the Colourful World

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Mix Examples - The Human Eye and the Colourful World

Similar Questions

Account for the following:
$(a)$ Part of the human eye that helps in changing the focal length of the eye lens.
$(b)$ The condition resulting due to the eye lens becoming cloudy.
$(c)$ The factors on which the colour of the scattered white light depends.
$(d)$ The range of vision of a normal eye.
$(e)$ The sky appears dark to the astronauts in space.

Medium

What is the method of obtaining various colors by mixing primary colors in appropriate proportions called?

Easy

Explain why,when the sun is overhead at noon,it appears white?

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Which part of the eye controls the amount of light entering the eye?

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The colour of which part of the eye determines the colour of the eye of a person?

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