Light, shadows and reflection Worksheet-5
True/False:
-
The shadow becomes smaller when the object is moved closer to the light source.
-
Shadow shows the shape or outline of the object and all the details.
-
The human eye acts very much like a pin-hole camera.
-
When Light falls on the hole, and a direct image is formed on the side opposite to the hole.
-
The shadow is always colourless.
-
Highly polished surfaces have very small bumps.
-
By diffused reflection, we can see most things around us.
-
A rough surface reflects a parallel beam of light incident upon it in one direction.
-
Avery interesting phenomenon occurs when an object forms an image by diffusion of light.
-
Water can also act as a reflecting surface.
Answer:
-
False
Exp: The shadow becomes bigger when the object is moved closer to the light source.
-
False
Exp: Shadow shows the shape or outline of the object and not the details.
-
True
-
False
Exp: When light falls on the hole, and an inverted image is formed on the side opposite to the hole.
-
False
Exp: The colour of the shadow is always black.
-
True
-
True
-
False
Exp: A rough surface reflects a parallel beam of light incident upon it in all directions.
-
False
Exp: Avery interesting phenomenon occurs when an object forms an image by reflection.
-
True