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Special Relativity Part 4: Mass-Energy Equivalence or E = mc²

113,525 views

Professor Dave Explains

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

86%
  • 5:50 / 6:43

Speech Rate:

  • 141 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

everyone

/ˈevrēˌwən/

pronoun

Every person; everybody.

momentum

/mōˈmen(t)əm/

noun

quantity of motion of moving body, measured as product of its mass and velocity.

concept

/ˈkänˌsept/

noun

Abstract idea of something or how it works.

relativistic

/ˌrelədəˈvistik/

adjective

accurately described only by theory of relativity.

velocity

/vəˈläsədē/

noun

Speed in a given direction.

contraction

/kənˈtrakSH(ə)n/

noun

process of becoming smaller.

professor

/prəˈfesər/

noun

Teacher who teaches at a college or university.

effects

/əˈfekt/

noun other verb

change resulting from cause. Tricks used in films to make an event seem real. cause something to happen.

arguably

/ˈärɡy(o͞o)əblē/

adverb

it may be argued.

ramifications

/ˌraməfəˈkāSH(ə)n/

noun other

complex or unwelcome consequence of action or event. Outcome; a consequence.

stating

/stāt/

verb

To say; declare as fact.

precisely

/prəˈsīslē/

adverb

(Emphasizes that a statement is totally correct).

approaches

/əˈprōCH/

noun other verb

way of dealing with situation. Specific ways to handle projects, tasks, problems. To get close to reaching something or somewhere.

outlines

/ˈoutˌlīn/

noun other verb

line indicating something's shape. Lines around the outer edges of some things. To summarize the important points of a plan, etc..

dilation

/dīˈlāSH(ə)n/

noun

condition of becoming or being made wider, larger, or more open.

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