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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 make a person feel very tired or without energy.

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

An act or instance of burning.

turning

/ˈtərniNG/

noun verb

place where road branches off from another. To change the direction of something, e.g. a car.

horizontal

/ˌhôrəˈzän(t)l/

adjective noun

at right angles to vertical. horizontal line, plane, etc..

science

/ˈsīəns/

noun

Study of the physical world, based on facts.

gravitational

/ˌɡravəˈtāSH(ə)nəl/

adjective

relating to movement towards centre of gravity.

primary

/ˈprīˌmerē/

adjective noun verb

principal. preliminary election. run as opponent of incumbent in preliminary election.

rotation

/rōˈtāSH(ə)n/

noun

Regular change of the crops grown in a field.

greater

/ɡrāt/

adjective

Area larger than another e.g. in a city.

through

/THro͞o/

adjective adverb preposition

From one end or side of something to the other. From the beginning of something until the end. Over, in, across an entire thing or place.

without

/wəˈT͟Hout/

adverb conjunction preposition

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

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