How do we perceive objects around us according to the video?

• By using special glasses

• By objects emitting their own light

• By light rays reflecting off objects and reaching our eyes

• By directly seeing the light source

In which medium can light rays be visualized according to the video?

• In pure water

• In a completely dark room

• In a medium with fine particles like dust or smoke

• In a vacuum

What happens to the appearance of letters when reflected off a mirror?

• They appear upside down

• They appear in different colors

• They appear laterally inverted

• They appear larger

What is the term for the line that is perpendicular to the mirror and between the incident and reflected rays?

• Incident ray

• Reflected ray

• Normal

• Angle of incidence

How does the reflection of light in a liquid medium compare to that in air?

• It does not occur in liquid

• It is slightly distorted

• It is the same

• It is completely different