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How does a Helicopter fly?

8,610,103 views

Lesics

Video Language:

  • English

Caption Language:

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

Accent:

Speech Time:

77%
  • 6:33 / 8:29

Speech Rate:

  • 188 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

specifically

/spəˈsifək(ə)lē/

adverb

In particular.

exhaust

/iɡˈzôst/

noun verb

waste gases or air expelled from engine. To emit gas from the back of a car.

complexity

/kəmˈpleksədē/

noun

State of having many parts and not being simple.

generate

/ˈjenəˌrāt/

verb

To create electricity, heat, energy and power.

physics

/ˈfiziks/

noun other

branch of science concerned with nature and properties of matter and energy. The study of heat, light, and energy on objects.

combustion

/kəmˈbəsCH(ə)n/

noun

process of burning something.

turning

/ˈtərniNG/

noun verb

place where road branches off from another. To become (a particular age).

horizontal

/ˌhôrəˈzän(t)l/

adjective noun

A level and flat position. horizontal line, plane, etc..

science

/ˈsīəns/

noun

intellectual and practical activity encompassing systematic study of structure and behaviour of physical and natural world.

gravitational

/ˌɡravəˈtāSH(ə)nəl/

adjective

relating to movement towards centre of gravity.

primary

/ˈprīˌmerē/

adjective noun verb

Most important, most basic or essential. preliminary election. run as opponent of incumbent in preliminary election.

rotation

/rōˈtāSH(ə)n/

noun

Regularly changing the time when people work.

greater

/ɡrāt/

adjective

of above average extent.

through

/THro͞o/

adjective adverb preposition

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. moving in one side and out of other side of.

without

/wəˈT͟Hout/

adverb conjunction preposition

outside. without it being case that. Not with; not having.

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