Today in this article I will discuss on some important points of optics which are for school going students.
What is light?
Answer:-
Light is a form of energy which give us sensation to look at.
What are photons?
Answer:-
The particles of light are known as photons.
what is medium?
Answer:-
Medium is a substance or a path through which any energy like light or sound or heat can pass easily without any obstacle.
What are the different types of medium through which light can pass?
Answer:-
Generally light can pass in two different mediums and they are:-
(1) Rarer medium
(2) Denser medium.
What are rarer and denser medium?
Answer:-
The medium through which light rays pass more faster is known as rarer medium. e.g; Air.