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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

difficult to understand. 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. Beyond the limits or edges of some place, thing. 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 appear after being hidden, unseen, or unknown.

refracted

/rəˈfrakt/

verb

To change the direction of light through glass.

pointer

/ˈpoin(t)ər/

noun

Suggestion or piece of advice.

distance

/ˈdistəns/

noun verb

Amount of space between two places or things. To make it clear that you are not involved.

slightly

/ˈslītlē/

adverb

to small degree.

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