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Snell's law example 2 | Geometric optics | Physics | Khan Academy

161,017 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

98%
  • 11:12 / 11:25

Speech Rate:

  • 163 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

involved

/inˈvälvd/

adjective verb

Being complicated. To have or be included as a part of something.

travels

/ˈtravəl/

noun other verb

action of travelling. Journeys to other places, often for pleasure. make journey.

outside
adjective adverb noun preposition

situated on or near outside. situated beyond boundaries of place. Area around or near something, such as a building. situated beyond boundaries of.

surface

/ˈsərfəs/

adjective noun verb

relating to or found on surface of something. Top layer of the ground or of water. To come to the top level of water, mud, etc..

refracted

/rəˈfrakt/

verb

(of water, air, or glass) make ray of light change direction when it enters at angle.

pointer

/ˈpoin(t)ər/

noun

Long object that is used to point at something.

distance

/ˈdistəns/

noun verb

length of space between two points. To make it clear that you are not involved.

slightly

/ˈslītlē/

adverb

Only a little.

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