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World’s Most Asked Questions: How Old is Earth?

492,946 views

SciShow

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

86%
  • 2:25 / 2:48

Speech Rate:

  • 234 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

churning

/CHərn/

verb

To move round and round, as of stomach when ill.

northwestern

/ˌnôrTHˈwestərn/

adjective

Area in the north and west.

deepest

/dēp/

adjective

Greatest distance top to bottom, front to back.

crystals

/ˈkristl/

noun other

piece of natural substance with symmetrically arranged plane faces. Solids formed by the solidification of a chemical.

estimate
noun verb

Guess or calculation of cost, size or value. roughly calculate.

isotopes

/ˈīsəˌtōp/

noun other

each of two or more forms of same element. Chemical element nearly identical, but with differing weights.

determined

/dəˈtərmənd/

adjective verb

having made firm decision and being resolved not to change it. To control exactly how something will be or act.

material

/məˈtirēəl/

adjective noun

Belonging to the world of physical things. Substance from which a thing is made of.

geologists

/jēˈäləjəst/

noun other

expert in or student of geology. People who study the Earth's rocks, layers etc..

internet

/ˈin(t)ərˌnet/

noun

global computer network providing information and communication facilities.

amounts

/əˈmount/

noun other verb

quantity. (Values) added up to a certain figure. To add up to a certain figure.

elements

/ˈeləmənt/

noun other

essential or characteristic part. Essential or particular parts of some things.

contains

/kənˈtān/

verb

To hold something inside something else.

average

/ˈav(ə)rij/

adjective noun verb

constituting result found by dividing total amount. number expressing the central or typical value in a set of data. To add numbers then divide by the number of items.

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