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प्रश्न
A ______ is a natural source of light.
विकल्प
seven
star
through
transparent
opaque
colors
shape
erect
inverted
luminous
candle
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उत्तर
A star is a natural source of light.
संबंधित प्रश्न
Match the following columns
| Column A | Column B |
| a. Wooden block | i. new moon's day |
| b. Sun | ii. rectilinear propagation of light |
| c. Umbra | iii. opaque body |
| d. Eclipse | iv. luminous body |
| e. Solar eclipse | v. complete dark park |
How does light make an object visible?
What do we call a body that shines on its own?
Why do objects in a room become visible even if sunlight does not enter it?
Write true or false
The earth has its own light.
Answer the following.
List two transparent objects.
Mirrors change the direction of light that fall on them.
Light is a form of ______.
Write about two everyday situations that tell you that light travels in a straight line.
Boojho and Paheli were given one mirror each by their teacher. Boojho found his image to be erect and of the same size whereas Paheli found her image erect and smaller in size. This means that the mirrors of Boojho and Paheli are, respectively
