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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

action of inventing.

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

To tell the appearance, sound, smell of something.

reached

/rēCH/

verb

To extend a hand or arm to touch or take something.

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

property of being efficient.

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 useful for the first time.

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 do, be or happen for the first time; begin.

electricity

/əˌlekˈtrisədē/

noun

form of energy resulting from existence of charged particles such as electrons or protons.

compare

/kəmˈper/

verb

To consider how similar and different things are.

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