Question
What is the human eye? On which phenomenon does it work?
✓
Answer
- The human eye is one of the most valuable and sensitive sense organs in our body.
- It enables us to see the wonderful world and colours around us.
- It works on the phenomenon of refraction of light through a natural convex lens made of transparent living material (tissues).
- It is like a camera, enables us to see the things around us.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
What happens to the image distance in the eye when we increase the distance of an object from the eye?
On which functions does the resistance of the conductor depend?
State the organs of human respiratory system.
Why does the colour of copper sulphate solution change, when an iron nail is dipped in it?
How is the amount of urine produced regulated?
State causes of myopia. How is this defect corrected? Draw suitable diagram to show it.
A convex lens forms a real and inverted image of a needle at a distance of 50 cm from it. Where is the needle placed in front of the convex lens if the image is equal to the size of the object? Also, find the power of the lens.
Give scientific reasons : Burning substances (fuels) burn with or without a flame.
