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Cepheid variables 1 | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

108,737 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 9:19 / 9:23

Speech Rate:

  • 174 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

realizing

/ˈrē(ə)ˌlīz/

verb

To become aware of or understand mentally.

important

/imˈpôrtnt/

adjective

of great significance or value.

working

/ˈwərkiNG/

adjective noun verb

having paid employment. action of doing work. To make an effort to do something.

approximate
adjective verb

close to actual, but not completely accurate or exact. To be similar to, but not exactly the same.

objects
noun other verb

material thing. Some things you can see or touch, but is not alive. express disagreement.

instruments

/ˈinstrəmənt/

noun other verb

tool or implement. Devices used for certain purposes, precise work. equip with measuring instruments.

enabled

/eˈnābəld/

adjective verb

adaped for use with specified application. To make it possible to do something.

because

/bēˈkəz/

conjunction

for reason that.

sensitive

/ˈsensədiv/

adjective noun

Responsive to physical touch. person who is believed to respond to paranormal influences.

classify

/ˈklasəˌfī/

verb

To arrange things into groups of similar items.

distance

/ˈdistəns/

noun verb

length of space between two points. To make it clear that you are not involved.

literally

/ˈlidərəlē/

adverb

in literal manner or sense.

extremely

/ikˈstrēmlē/

adverb

In a way that is much more than usual or expected.

further

/ˈfərT͟Hər/

adjective adverb conjunction verb

Extra; in addition. A greater distance; at a more distant point. (Used to introduce an additional point); also. To help to happen or develop; promote.

picture

/ˈpik(t)SHər/

noun verb

Mental image of what something is or looks like. represent in picture.

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