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What Is Dark Energy? | The Expanding Universe

797 views

Critically Selected

Video Language:

  • English

Caption Language:

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

Accent:

  • English (CA)

Speech Time:

83%
  • 4:03 / 4:52

Speech Rate:

  • 173 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

redshift

/ˈredˈSHift/

noun

displacement of spectral lines towards longer wavelengths red end of spectrum in radiation.

wavelength

/ˈwāvˌleNG(k)TH/

noun

distance between successive crests of wave.

believed

/bəˈlēv/

verb

To think or accept that something is true.

currently

/ˈkərəntlē/

adverb

at present time.

implied

/imˈplīd/

adjective verb

suggested but not directly expressed. To suggest something, without saying it directly.

through

/THro͞o/

adjective adverb preposition

From one end or side of something to the other. From the beginning of something until the end. moving in one side and out of other side of.

scientists

/ˈsīəntəst/

noun other

person who is studying or has expert knowledge of one or more of natural or physical sciences. People who are trained in a science.

evidence

/ˈevədəns/

noun verb

Factual proof that helps to establish the truth. be or show evidence of.

cosmologists
other

.

groundbreaking

/ˈɡroundˌbrākiNG/

adjective noun

Innovative and new. Ceremony to begin a construction project.

stretched

/streCH/

verb

To make your arm, leg muscles long to ease them.

decrease
noun verb

Amount by which something has been reduced. make or become smaller or fewer.

discovery

/dəˈskəv(ə)rē/

noun

action or process of discovering or being discovered.

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