Toggle Navigation
Games
Blog
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
Contact us
Help center
Sign in
Study
Light and shadow
0
%
0
0
0
Back
Restart
The size of the shadow decreases as we decrease the distance between the source of light and the object. True/False
False
Oops!
Okay!
A collection of rays of light from different directions that meet at a point is called _______ beam of light.
Convergent
Oops!
Okay!
Why doesn't solar eclipse occur every year?
As moon's orbit is elliptical.
Oops!
Okay!
What are the conditions required for a shadow to be formed?
Source of light, an object and a screen
Oops!
Okay!
Which beam of light is this?
divergent
Oops!
Okay!
The darkest shadow is formed by ___________ object.
opaque
Oops!
Okay!
What is the central and darkest part of the shadow?
Umbra
Oops!
Okay!
A bunch or collection of rays is called __________ of light.
Beam
Oops!
Okay!
Shadows are always formed on the _______side of the source of light.
opposite
Oops!
Okay!
A Shadow does not show any _________ of the object.
details
Oops!
Okay!
The region of partial darkness in a shadow is called________
penumbra
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies