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Photoelectric Effect History: A Battle of Einstein vs. Lenard

106,600 views

Kathy Loves Physics & History

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

98%
  • 17:34 / 17:48

Speech Rate:

  • 155 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

awarded

/əˈwôrd/

verb

give official payment, prize, etc. to.

scientific

/ˌsīənˈtifik/

adjective

Concerning academic study of the physical world.

discovered

/dəˈskəvər/

verb

To find something new that was not known before.

induction

/inˈdəkSH(ə)n/

noun

Entry into a position, organization or office.

physics

/ˈfiziks/

noun other

branch of science concerned with nature and properties of matter and energy. The study of heat, light, and energy on objects.

inspired

/inˈspī(ə)rd/

adjective verb

of extraordinary quality, as if arising from some external creative impulse. To give someone an idea to do or make something.

madness

/ˈmadnəs/

noun

state of having serious mental illness.

photoelectric

/ˌfōdōəˈlektrik/

adjective

characterized by or involving emission of electrons from surface by action of light.

scientist

/ˈsīəntəst/

noun

person who is studying or has expert knowledge of one or more of natural or physical sciences.

greatest

/ɡrāt/

adjective

of above average extent.

electricity

/əˌlekˈtrisədē/

noun

Energy generated positive and negative charges.

antenna

/anˈtenə/

noun

either of pair of long, thin sensory appendages.

experiments
noun other verb

scientific procedure. Tests performed to assess new ideas or theories. perform scientific experiment.

fascinating

/ˈfasəˌnādiNG/

adjective verb

Very interesting. To attract or interest greatly.

befriended

/bəˈfrend/

verb

To make a friend of someone.

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