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What Were the Biggest Asteroids to Hit Earth?

191,546 views

American Museum of Natural History

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

70%
  • 2:04 / 2:55

Speech Rate:

  • 152 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

distinction

/dəˈstiNG(k)SH(ə)n/

noun

Special quality that makes something different.

probably

/ˈpräbəblē/

adverb

That is likely to happen or be true.

impacts
noun other verb

action of one object striking another. Acts or forces of one thing hitting something else. To affect someone or something greatly.

plankton

/ˈplaNGktən/

noun

small and microscopic organisms drifting or floating in sea or fresh water.

sedimentary

/ˌsedəˈmen(t)ərē/

adjective

(Rock) developed by material settling on it.

cretaceous

/krəˈtāSHəs/

adjective noun other

of last period of Mesozoic era. Cretaceous period. From million to million years ago; end of the age of reptiles; appearance of modern insects and flowering plants.

discovered

/dəˈskəvər/

verb

find unexpectedly or while searching.

supports

/səˈpôrt/

noun other verb

thing that bears weight of something or keeps it upright. Things to hold up or prevent from falling down. bear all or part of weight of.

metallic

/məˈtalik/

adjective noun

Containing, made of or resembling a metal. iridescent paint, fabric, etc..

concentrated

/ˈkänsənˌtrādəd/

adjective verb

wholly directed to one thing. To remove water from a thing to make it more pure.

asteroid

/ˈastəˌroid/

adjective noun

of echinoderms of class Asteroidea. Very small planets that move around the sun.

million

/ˈmilyən/

number

1,000,000.

mammals

/ˈmaməl/

noun other

warm-blooded vertebrate animal of class that is distinguished by possession of hair or fur, females that secrete milk for nourishment of young. Animals which drink milk from its mother.

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