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Brief history of photovoltaics: P2 (1954-2012)

818 views

nanolearning

Video Language:

  • English

Caption Language:

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

Accent:

  • English

Speech Time:

98%
  • 7:43 / 7:51

Speech Rate:

  • 146 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

facebook

/ˈfāsbo͝ok/

intransitive verb verb

Spend time using the social media application Facebook.. use Facebook.

install

/inˈstôl/

verb

place or fix equipment or machinery in position ready for use.

invention

/inˈven(t)SH(ə)n/

noun

Something new that is different from other things.

beginning

/bəˈɡiniNG/

adjective noun verb

new or inexperienced. First part of an action or task. To do the first part of an action; to start.

describe

/dəˈskrīb/

verb

give detailed account in words of.

reached

/rēCH/

verb

stretch out arm in specified direction.

photovoltaics

/ˌfōdōˌvälˈtāiks/

noun plural noun

branch of technology concerned with production of electric current at junction of two substances. The branch of technology concerned with the production of electric current at the junction of two substances..

efficiency

/əˈfiSHənsē/

noun

Working well; producing something without waste.

approximately

/əˈpräksəmətlē/

adverb

used to show that something is almost, but not completely, accurate or exact.

discussing

/dəˈskəs/

verb

talk about something with person or people.

invented

/inˈvent/

verb

create or design.

scientists

/ˈsīəntəst/

noun other

person who is studying or has expert knowledge of one or more of natural or physical sciences. People who are trained in a science.

started

/stärt/

verb

To turn something on.

electricity

/əˌlekˈtrisədē/

noun

Energy generated positive and negative charges.

compare

/kəmˈper/

verb

estimate similarity or dissimilarity between.

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