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Rotational kinetic energy | Moments, torque, and angular momentum | Physics | Khan Academy

185,941 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

98%
  • 13:47 / 14:02

Speech Rate:

  • 197 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

instead

/inˈsted/

adverb

as alternative or substitute.

determine

/dəˈtərmən/

verb

To establish the facts about; discover.

throwing

/THrō/

verb

To confuse or upset someone.

kinetic

/kəˈnedik/

adjective

relating to or resulting from motion.

rotational

/rōˈtāSH(ə)n(ə)l/

adjective

using or relating to circular movement about axis or centre.

objects
noun other verb

material thing. Goals or purposes of particular plans or activities. To disagree; to protest against an idea or plan.

pitches

/piCH/

noun other verb

degree of highness or lowness of sound. Degrees of slope on e.g. a plane's wing. To throw a baseball to a batter.

definitely

/ˈdef(ə)nətlē/

adverb

Without question; beyond doubt.

spinning

/ˈspiniNG/

noun verb

action or process of spinning. To convert material such as cotton into thread.

alright

/ˈˌôl ˈrīt/

adjective adverb exclamation

OK; fine; good. in satisfactory manner or to satisfactory extent. expressing or asking for assent or acceptance.

formula

/ˈfôrmyələ/

noun

mathematical relationship in symbols.

knuckle

/ˈnək(ə)l/

noun verb

part of finger. rub or press with knuckles.

regular

/ˈreɡyələr/

adjective noun

Occurring or being done frequently. regular customer, member of team.

baseball

/ˈbāsˌbôl/

noun

Small ball used in the game of baseball.

equivalent

/əˈkwiv(ə)lənt/

adjective noun

equal. equal or corresponding person or thing.

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