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Who Invented the Telegraph? Joseph Henry, A Bored Math Teacher!

16,527 views

Kathy Loves Physics & History

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

96%
  • 9:43 / 10:03

Speech Rate:

  • 162 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

backwoods

/ˈbakˌwo͝odz/

noun other

remote uncleared forest land. Remote and undeveloped area.

teacher

/ˈtēCHər/

noun

person who teaches.

electricity

/əˌlekˈtrisədē/

noun

Energy generated positive and negative charges.

dropping

/dräp/

verb

To decide to stop something.

watchmaker

/ˈwäCHˌmākər/

noun

person who makes and repairs watches and clocks.

apprentice

/əˈpren(t)əs/

noun verb

person who is learning trade from skilled employer. employ someone as apprentice.

thousands

/ˈTHouz(ə)nd/

number

1000s.

notorious

/nōˈtôrēəs/

adjective

Being famous or publicly known for something bad.

dropped

/dräpt/

adjective verb

having fallen or been allowed to fall vertically. To (cause to) reduce in quantity or quality.

insulating

/ˈinsəˌlāt/

verb

To protect from a particular influence or danger.

published

/ˈpəbliSHt/

adjective verb

(of book etc.) prepared and issued for public sale. To prepare and make available a book magazine etc..

becoming

/bəˈkəmiNG/

adjective noun verb

looking good on someone. process of coming to be something or of passing into state. To be suitable for a particular job or role.

weights

/wāt/

noun other verb

body's relative mass or quantity of matter contained by it, giving rise to downward force. Metal object to measure how heavy something is. hold something down by placing heavy object on top of it.

assistant

/əˈsistənt/

adjective noun

(Person) helping another, usually as a job. Person who helps another, usually as a job.

dreamed

/drēm/

verb

To wish for something to happen.

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