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Convex and Concave Water Lenses

9,963 views

NASA Video

Video Language:

  • English

Caption Language:

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

Accent:

  • English

Speech Time:

87%
  • 6:03 / 6:54

Speech Rate:

  • 126 wpm - Conversational

Category:

  • Science & Technology

Tags :

Intro:

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

Video Vocabulary

section

/ˈsekSH(ə)n/

section
noun verb

Part of a book, newspaper, etc.. divide into sections.

negative

/ˈneɡədiv/

negative
adjective exclamation noun verb

characterized by absence of distinguishing features. no. Image on camera film used to make a photo. refuse to accept.

millimeters

/ˈmiləˌmēdər/

millimeters
noun other

one thousandth of metre. Units of measure, 1/1000 of a meter (symbol mm).

cantankerous

/kanˈtaNGk(ə)rəs/

cantankerous
adjective

bad-tempered, argumentative, and uncooperative.

squeeze

/skwēz/

squeeze
noun verb

Amount of liquid from firmly pressing e.g. orange. To force or threaten someone to give you something.

positive

/ˈpäzədiv/

positive
adjective noun

Being good or useful. positive quality.

spherical

/ˈsfirik(ə)l/

spherical
adjective

shaped like sphere.

concave

/känˈkāv/

concave
adjective

having outline or surface that curves inwards like interior of circle or sphere.

plastic

/ˈplastik/

plastic
adjective noun

Being easily formed or shaped. synthetic material made from organic polymers.

special

/ˈspeSHəl/

special
adjective noun

Different, better or greater than normal. thing.

sliding

/ˈslīdiNG/

sliding
adjective verb

able to move smoothly along surface. (Mud or rock) to fall down a hill.

demonstrate

/ˈdemənˌstrāt/

demonstrate
verb

give practical exhibition of.

happens

/ˈhapən/

happens
verb

To take place or occur.

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