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Pi and Bouncing Balls - Numberphile

628,957 views

Numberphile

Video Language:

  • English

Caption Language:

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

Accent:

  • English

Speech Time:

94%
  • 12:30 / 13:14

Speech Rate:

  • 142 wpm - Conversational

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

kinetic

/kəˈnedik/

adjective

Of or relating to movement.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

Used to add new (often different) information.

bounces

/bouns/

noun verb

rebound of ball. To strike a surface and rapidly change direction.

slowing

/slō/

verb

To move, with less speed than before.

rolling

/ˈrōliNG/

adjective verb

moving by turning over and over on axis. To move along a surface by turning many times.

believe

/bəˈlēv/

verb

feel sure something is true.

imparted

/imˈpärt/

verb

To make something known to a person or group.

introduce

/ˌintrəˈd(y)o͞os/

verb

To insert or put something inside another thing.

bowling

/ˈbōliNG/

noun verb

Game to roll a ball at objects to knock them down. To throw a ball in a game such as cricket.

involves

/inˈvälv/

verb

To have or be included as a part of something.

carrying

/ˈkerē/

verb

To travel a long distance (sound).

momentum

/mōˈmen(t)əm/

noun

quantity of motion of moving body, measured as product of its mass and velocity.

experiment
noun verb

Test performed to assess new ideas or theories. To try something new that you haven't tried before.

thought

/THôt/

noun verb

Ideas of a particular group. To have an idea, opinion or belief about something.

initial

/iˈniSHəl/

adjective noun verb

existing at beginning. first letter of name or word. authorize document by signing with initials.

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