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The Doppler Effect: what does motion do to waves?

2,492,957 views

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Video Language:

  • English

Caption Language:

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

Accent:

  • English

Speech Time:

99%
  • 3:01 / 3:02

Speech Rate:

  • 197 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

perhaps

/pərˈ(h)aps/

adverb

Possibly, but not certainly; maybe.

creating

/krēˈāt/

verb

To make, cause, or bring into existence.

emitting
verb

To release or send out (a gas, etc.).

direction

/dəˈrekSH(ə)n/

noun

When someone tells people what to do.

playing

/plā/

verb

To act the part of a character in movies, on stage.

consider

/kənˈsidər/

verb

To think carefully about something.

ripples

/ˈripəl/

noun other verb

small wave or series of waves on surface of water. Sound/noise/laughter that changes in volume. form or flow with small waves on surface.

standing

/ˈstandiNG/

adjective noun verb

(Of an army) permanently ready to fight. position, status, or reputation. To still be valid.

frequency

/ˈfrēkwənsē/

noun

Number of repetitions of (radio or sound) wave.

wavefronts

/ˈwāvfrənt/

noun other

surface containing points affected in same way by wave at given time. .

relative

/ˈrelədiv/

adjective noun

Measured or considered in comparison to another. person connected by blood or marriage.

something

/ˈsəmˌTHiNG/

adverb pronoun

used for emphasis with following adjective functioning as adverb. thing that is unspecified or unknown.

because

/bēˈkəz/

conjunction

For a reason.

between

/bəˈtwēn/

adverb preposition

in space separating things. In the space that separates two objects.

interesting

/ˈint(ə)rəstiNG/

adjective verb

Taking your attention; making you want to know. To persuade to do, become involved with something.

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