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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 a mass many times (typically between 10⁶ and 10⁹ times) that of the 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 nor other of two people or things. 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. obtain from particular source.

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. Watching and waiting to see what will happen.

energetic

/ˌenərˈjedik/

adjective

Possessing, exerting or displaying energy.

electromagnetic

/əˌlektrōmaɡˈnetik/

adjective

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

surface

/ˈsərfəs/

adjective noun verb

Of the top layer; not deep or meaningful. Nature or emotions that show, but may not be true. To come to the top of something; emerge.

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