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Angle of x' axis in Minkowski spacetime | Special relativity | Physics | Khan Academy

60,078 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

92%
  • 6:47 / 7:21

Speech Rate:

  • 207 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

allowed

/əˈlou/

verb

To let or permit someone do something.

certain

/ˈsərtn/

adjective pronoun

Being sure about something; without doubt. some.

reference

/ˈref(ə)rəns/

noun verb

action of mentioning or alluding to something. To cite a piece of research in speech or writing.

initial

/iˈniSHəl/

adjective noun verb

Existing or occurring at the beginning. First letter of your given name. authorize document by signing with initials.

inertial

/iˈnərSHəl/

adjective

Concerning inertia.

observed

/əbˈzərv/

verb

To watch carefully; to make a comment.

relative

/ˈrelədiv/

adjective noun

Measured or considered in comparison to another. Humans or animals sharing the same family history.

absolute

/ˈabsəˌlo͞ot/

adjective noun

Complete; total; pure; not limited in any way. Something that is complete, total, pure, certain.

passage

/ˈpasij/

noun verb

Narrow opening which things can go through. subject microorganisms or cells to passage.

interesting

/ˈint(ə)rəstiNG/

adjective verb

arousing curiosity or interest. To make someone want to know about something.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

as truth or facts.

passing

/ˈpasiNG/

adjective noun verb

going past. passage of something. To give a ball to another player in a sport.

travelling

/ˈtravəl/

adjective noun verb

Moving from one place to another, especially to perform or while working, etc.. The activity of making journeys. make journey.

velocity

/vəˈläsədē/

noun

Speed in a given direction.

regardless

/rəˈɡärdləs/

adverb

Without being affected or concerned by something.

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