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Quasars | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

203,802 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

96%
  • 8:55 / 9:15

Speech Rate:

  • 172 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

supermassive

/ˌso͞opərˈmasiv/

adjective

having mass many times that of sun.

neither

/ˈnēT͟Hər/

adjective adverb conjunction determiner pronoun

Not one or the other not either none of two things. Similarly not, also not. Not in either case. Not one or the other. not the one nor the other of two people or things.

sources

/sôrs/

noun verb

place, person, or thing from which something comes or can be obtained. To get, e.g. a raw material, from somewhere.

nucleuses
other

Control center of a cell.

released

/rəˈlēs/

verb

allow or enable to escape from confinement.

observations

/ˌäbzərˈvāSH(ə)n/

noun other

action of observing carefully. Remarks or comments on some things you noticed.

energetic

/ˌenərˈjedik/

adjective

showing or involving great activity or vitality.

electromagnetic

/əˌlektrōmaɡˈnetik/

adjective

relating to interrelation of electric currents or fields and magnetic fields.

surface

/ˈsərfəs/

adjective noun verb

relating to or found on surface of something. outside part or uppermost layer of something. To come to the top of something; emerge.

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