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Fossils and rock layers | The geosphere | Middle school Earth and space science | Khan Academy

10,860 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 4:33 / 4:34

Speech Rate:

  • 192 wpm - Fast

Category:

  • Education

Tags :

Intro:

Special thanks to The Free Dictionary for providing us with the information used in this web page

Video Vocabulary

sedimentary

/ˌsedəˈmen(t)ərē/

sedimentary
adjective

(Rock) developed by material settling on it.

geologic

/ˌjēəˈläjəkəl/

geologic
adjective

relating to study of earth's physical structure and substance.

younger

/yəNG/

younger
adjective

having lived or existed for only short time.

volcano

/välˈkānō/

volcano
noun

mountain or hill from which lava, rock fragments, hot vapour, and gas are erupted.

meticulously

/məˈtikyələslē/

meticulously
adverb

in way that shows great attention to detail.

mineral

/ˈmin(ə)rəl/

mineral
adjective noun

of or denoting mineral. solid inorganic natural substance.

timeline

/ˈtīmlīn/

timeline
noun

Sequence of related events arranged in time order.

difference

/ˈdif(ə)rəns/

difference
noun verb

way people or things differ. alter coat of arms.

billions

/ˈbilyən/

billions
noun number

1000 million. thousand million.

asteroid

/ˈastəˌroid/

asteroid
adjective noun

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

geological

/ˌjēəˈläjəkəl/

geological
adjective

relating to study of earth's physical structure and substance.

creatures

/ˈkrēCHər/

creatures
noun other

animal as distinct from human. Animals of any type.

geologists

/jēˈäləjəst/

geologists
noun other

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

preserved

/prəˈzərv/

preserved
verb

To protect something from harm, loss or damage.

different

/ˈdif(ə)rənt/

different
adjective

not same as another or each other.

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