1.
The objects which do not allow light to pass through them are called _______objects.
2.
Light travels in a _______line.
3.
The bouncing back of light from a non-transparent surface is called _______ of light.
4.
When a_______ object blocks the path of light, a shadow of the object is formed.
5.
Shadow is made in the _______ direction of the source of light.
6.
Light is a form of _______.
7.
When an object is nearer to the source of light, its shadow is _______.
8.
The light from the sun reaches on the Earth after _______ minutes.
9.
When an object is at greater distance from the source of light, its shadow becomes _______.
10.
Sun and stars are the _______sources of light.
11.
The objects which emit light are called _______objects.
12.
Which is/are the source of light?
13.
Light travel _______ km in one second in air or vacuum.
14.
The _______ is not a natural source of light.
15.
The fastest speed in the universe is the speed of _______.
16.
Air is the example of
17.
The light reflected from the moon reaches us in _______seconds.
18.
The objects through which light can pass partially are called _______objects.
19.
Our day start with the rising of the _______.
20.
When light striking the objects is reflected towards our eyes are called _______ objects.
21.
We can see clearly across _______object.
22.
The objects through which light can pass completely are called _______objects.
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