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Nitrogen cycle | Ecology | Khan Academy

332,306 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

94%
  • 5:24 / 5:44

Speech Rate:

  • 169 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

different

/ˈdif(ə)rənt/

adjective

Not of the same kind; unlike other things.

directly

/diˈrektlē/

adverb conjunction

In a frank and honest way. as soon as.

autotrophs

/ˈôdəˌtrōf/

noun

organism that is able to form nutrition from simple inorganic substances.

surprising

/sərˈprīziNG/

adjective verb

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

molecular

/məˈlekyələr/

adjective

About or caused by molecules.

important

/imˈpôrtnt/

adjective

Having power or authority.

bacteria

/ˌbakˈtirēəm/

noun

The very small creatures that can cause disease.

atmosphere

/ˈatməsˌfir/

noun

Feeling or mood of a place.

through

/THro͞o/

adjective adverb preposition

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. Allowing you to pass between, or to.

molecules

/ˈmäləˌkyo͞ol/

noun other

group of atoms bonded together. Two or more atoms chemically combined.

nitrogen

/ˈnītrəjən/

noun

chemical element of atomic number 7.

studied

/ˈstədēd/

adjective verb

achieved or maintained by careful and deliberate effort. To focus on learning something usually at school.

complex
adjective noun verb

consisting of many different connected parts. Group of buildings all used for the same purpose. cause to form complex.

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