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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:

Special thanks to The Free Dictionary for providing us with the information used in this web page

Video Vocabulary

facebook

/ˈfāsbo͝ok/

facebook
intransitive verb verb

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

install

/inˈstôl/

install
verb

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

invention

/inˈven(t)SH(ə)n/

invention
noun

action of inventing.

beginning

/bəˈɡiniNG/

beginning
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/

describe
verb

To tell the appearance, sound, smell of something.

reached

/rēCH/

reached
verb

To be long enough to get to a certain place.

photovoltaics

/ˌfōdōˌvälˈtāiks/

photovoltaics
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/

efficiency
noun

Working well; producing something without waste.

approximately

/əˈpräksəmətlē/

approximately
adverb

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

discussing

/dəˈskəs/

discussing
verb

To talk about seriously or in great detail.

invented

/inˈvent/

invented
verb

To create something such as a story or excuse.

scientists

/ˈsīəntəst/

scientists
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/

started
verb

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

electricity

/əˌlekˈtrisədē/

electricity
noun

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

compare

/kəmˈper/

compare
verb

To consider how similar and different things are.

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