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But why is a sphere's surface area four times its shadow?

5,893,399 views

3Blue1Brown

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 15:44 / 15:50

Speech Rate:

  • 155 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

surface

/ˈsərfəs/

adjective noun verb

Of the top layer; not deep or meaningful. Top layer of the ground or of water. To come to the top level of water, mud, etc..

satisfying

/ˈsadəsˌfīiNG/

adjective verb

giving fulfilment or pleasure associated with this. To make someone happy because they got their wish.

changing

/CHānj/

verb

To go from one train, bus, etc. and go to another.

reasoning

/ˈrēz(ə)niNG/

noun verb

action of thinking about something in logical. To think and make conclusions in a logical manner.

unfolded

/ˌənˈfōld/

other verb

To happen, be told or be revealed. To move apart two things such as your two arms.

wondered

/ˈwəndər/

verb

desire to know something.

connecting

/kəˈnektiNG/

adjective verb

joining or linking things together. To transfer from one part of a trip to another.

approach

/əˈprōCH/

noun verb

way of dealing with situation. To get close to reaching something or somewhere.

playfulness

/ˈplāfəlnəs/

noun

quality of being light-hearted or full of fun.

multiple

/ˈməltəpəl/

adjective noun

involving several parts or elements. number exactly divisible by another number.

thinking

/ˈTHiNGkiNG/

adjective noun verb

using thought or rational judgement. process of considering or reasoning about something. To have an idea, opinion or belief about something.

connection

/kəˈnekSH(ə)n/

noun

link or relationship.

already

/ˌôlˈredē/

adverb

before or by now or time in question.

between

/bəˈtwēn/

adverb preposition

in space separating things. From one person, thing, or place, to another.

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