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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. external side or surface. 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 of something; emerge.

refracted

/rəˈfrakt/

verb

To change the direction of light through glass.

pointer

/ˈpoin(t)ər/

noun

thin metal indicator on scale or dial.

distance

/ˈdistəns/

noun verb

length of space between two points. make distant in position or nature.

slightly

/ˈslītlē/

adverb

Only a little.

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