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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

To set up equipment so that it is ready to use.

invention

/inˈven(t)SH(ə)n/

noun

Something new that is different from other things.

beginning

/bəˈɡiniNG/

adjective noun verb

new or inexperienced. point at which something begins. To do the first part of an action; to start.

describe

/dəˈskrīb/

verb

To tell the appearance, sound, smell of something.

reached

/rēCH/

verb

To be long enough to get to a certain place.

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

Around; nearly; almost; about (a number).

discussing

/dəˈskəs/

verb

To talk about seriously or in great detail.

invented

/inˈvent/

verb

To create something such as a story or excuse.

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

begin or be reckoned from particular point in time or space.

electricity

/əˌlekˈtrisədē/

noun

Energy generated positive and negative charges.

compare

/kəmˈper/

verb

estimate similarity or dissimilarity between.

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