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How do oysters make pearls? - Rob Ulrich

371,721 views

TED-Ed

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

86%
  • 4:39 / 5:22

Speech Rate:

  • 143 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

dioxide

/dīˈäkˌsīd/

noun

An oxide containing two oxides per molecule.

produces
verb

To make something appear.

seawater

/ˈsēˌwôdər/

noun

water in or taken from sea.

eventually

/əˈven(t)SH(o͞o)əlē/

adverb

After a long time; after many attempts; in the end.

especially

/iˈspeSHəlē/

adverb

used to single out one person or thing over all others.

exterior

/ˌikˈstirēər/

adjective noun

External; of the outside part. outer surface or structure.

structures

/ˈstrək(t)SHər/

noun other verb

arrangement of and relations between parts or elements of something complex. The ways some things are built, arranged or organized. To make or build with an organized framework.

consider

/kənˈsidər/

verb

To think carefully about something.

interacts

/ˌin(t)ərˈakt/

verb

act in such way as to have effect on each other.

abundant

/əˈbəndənt/

adjective

existing or available in large quantities.

absorbs

/əbˈzôrb/

verb

To take in a liquid; soak up.

iridescent

/ˌirəˈdes(ə)nt/

adjective

Exhibiting rainbow-like colors.

calcium

/ˈkalsēəm/

noun

chemical element of atomic number 20.

carbonate
noun verb

salt of anion CO <sub>3</sub> 2. dissolve carbon dioxide in.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

Used to add new (often different) information.

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