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Light travels in ___________.
When an opaque object comes in the path of light it forms _________.
Which types of objects do not allow light to pass through them?
Which is an example of a translucent object?
Bouncing back of light from shining surfaces is called ___________.
What is lateral inversion?
Which letters of English alphabet will not show lateral inversion?
Which is a device to image the sun?
Which of the following is a cold source of light?
Out of these, which one is not a man-made luminous body?
An object or material could be opaque, transparent, translucent or ……………….. .
A …………….. is a dark outline of an opaque object that blocks light coming from a source.
Image formed by a pinhole camera is ……………….. .
In a plane mirror, our left hand looks like right hand. This phenomenon is called ……………………… .
……………… objects cast no shadow.
Opaque objects cast …………………. shadows in morning and evening while ………………… shadows at noon.
Light travels in a ………….. .
A torch bulb is a luminous object.
Light travels in a straight line.
Image formed by a plane mirror is inverted.
Light gets reflected when strikes a shiny surface.
Transparent substances reflect all the light falling on them.
All the shining bodies in sky have their own light.
Jugnu (Firefly) is a living luminous body.
When screen is far away from the objects, the shadow will have no penumbra.
A reflected image gives us more information about the object than a shadow.
In a mirror, if A is able to see B, B also can see A.
Objects around us seem to have different ways in which they interact with light.
