Answer: simple present: is, have, are, occurs, has, exceeds
Technical terms: refractive index, natural phenomena, internal reflection, boundary surface, angle of incidence, internal influence, medium
Action verbs: travel, occurs, trapped, refract, reflect
Passive voice: is seen,
Explanation: There are some corrections needed: 1) ANGLE. An angle is the intersection of two lines. An ANGEL is a spiritual messenger from God.
2)Correct this question by saying either
Do you know how a mirage happens?
OR
Do you know how mirages happen?
(A Singular Subject usually requires an article, the or a, and the present tense verb must end with -s when the subject is s singular.)
3) The last sentence is incorrect. It should be changed from
When this light is seen by our eyes, the we will see it as if there are shadows of types of water which are called mirage.
To:
When this light is seen by our eyes, it is interpreted by the brain as a reflection in a pool of water. The appearance of a pool where there is no water is called a mirage.
Technical language can be very challenging. Some concepts do not have easy transition from one language to another. I hope this helps.
