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ScienceCasts: The "Sleeping Giant" in Arctic Permafrost

158,998 views

ScienceAtNASA

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

98%
  • 4:28 / 4:33

Speech Rate:

  • 162 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

vulnerability
noun

exposure to possibility of being attacked or harmed.

scientist

/ˈsīəntəst/

noun

person who is studying or has expert knowledge of one or more of natural or physical sciences.

testing

/test/

verb

take measures to check quality, performance, or reliability of something.

expanse

/ikˈspans/

noun

Comprehensive and wide area of land or sea.

mysterious

/məˈstirēəs/

adjective

Unusual; hard to understand or work out.

propulsion

/prəˈpəlSHən/

noun

Forward movement often under power.

stretching

/streCH/

verb

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

permafrost

/ˈpərməˌfrôst/

noun

thick subsurface layer of soil that remains below freezing point throughout year.

mission

/ˈmiSHən/

noun

political, religious, or commercial assignment.

affecting

/əˈfektiNG/

adjective verb

Putting on an act; not genuine. To cause a change in something else.

terrain

/təˈrān/

noun

stretch of land.

campaign

/kamˈpān/

noun verb

Series of actions meant to achieve a goal. work towards.

migrating

/ˈmīˌɡrāt/

verb

To move from one country or place to live or work.

reveals

/rəˈvēl/

noun verb

undefined. To show something that was hidden before.

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