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Why is Cracking a Whip So Loud?

41,371 views

The Royal Institution

Video Language:

  • English

Caption Language:

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

Accent:

  • English (UK)

Speech Time:

87%
  • 5:07 / 5:49

Speech Rate:

  • 177 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

loosely

/ˈlo͞oslē/

adverb

in way that is not firmly or tightly fixed or held together.

depends

/dəˈpend/

verb

be controlled or determined by.

forward

/ˈfôrwərd/

adjective adverb noun verb

Toward what is ahead; in front. Toward the front in place; in front. attacking sports player. send letter on to further destination.

because

/bēˈkəz/

conjunction

For a reason.

something

/ˈsəmˌTHiNG/

adverb pronoun

used for emphasis with following adjective functioning as adverb. Thing that is not yet known or named.

velocity

/vəˈläsədē/

noun

Speed in a given direction.

surprising

/sərˈprīziNG/

adjective verb

causing surprise. To do something that another person didn't expect.

movement

/ˈmo͞ovmənt/

noun

act of moving.

kinetic

/kəˈnedik/

adjective

Of or relating to movement.

conservation

/ˌkänsərˈvāSH(ə)n/

noun

careful use of resource.

spectacular

/spekˈtakyələr/

adjective noun

Impressive or out of the ordinary. event produced on large scale and with striking effects.

cracker

/ˈkrakər/

noun

Type of dry biscuit or wafer.

overhead
adjective adverb noun

Located above your head or in the sky. above level of head. overhead cost or expense.

interesting

/ˈint(ə)rəstiNG/

adjective verb

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

incredibly

/inˈkredəblē/

adverb

Extremely; so much so it is hard to believe.

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