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Electrodes and voltage of Galvanic cell | Chemistry | Khan Academy

236,283 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 4:31 / 4:32

Speech Rate:

  • 164 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

electrons

/əˈlekˌträn/

noun other

stable subatomic particle with charge of negative electricity. A negatively charged particle.

oxidation

/ˌäksəˈdāSH(ə)n/

noun

process or result of oxidizing or being oxidized.

positive

/ˈpäzədiv/

adjective noun

Showing that a chemical is present in a test. positive quality.

connecting

/kəˈnektiNG/

adjective verb

joining or linking things together. To associate a thing with something else.

terminal

/ˈtərmənl/

adjective noun other

forming or situated at end or extremity of something. end of railway or other transport route. End part of some structure or concept.

battery

/ˈbadərē/

noun

container used as source of power.

voltaic

/välˈtāik/

adjective other

relating to electricity produced by chemical action in primary battery. Pertaining to or producing electric current by chemical action.

current

/ˈkərənt/

adjective noun

belonging to present. moving water or air.

encourage

/inˈkərij/

verb

give support, confidence, or hope to.

separating
verb

To divide two things by being in between them.

electrode

/əˈlektrōd/

noun

Device to connect electronic machines to the body.

negative

/ˈneɡədiv/

adjective exclamation noun verb

Being harmful, unwanted or unhelpful. no. Image on camera film used to make a photo. refuse to accept.

voltage

/ˈvōltij/

noun

electromotive force or potential difference expressed in volts.

reactions

/rēˈakSH(ə)n/

noun other

action performed or feeling experienced in response to situation or event. Feelings or actions in response to some things.

galvanic

/ɡalˈvanik/

adjective

relating to or involving electric currents produced by chemical action.

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