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Normal force and contact force | Forces and Newton's laws of motion | Physics | Khan Academy

631,297 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 7:17 / 7:18

Speech Rate:

  • 160 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

relative

/ˈrelədiv/

adjective noun

Measured or considered in comparison to another. person connected by blood or marriage.

another

/əˈnəT͟Hər/

adjective determiner pronoun

One more, but not this. used to refer to additional person or thing of same type as one. One more (thing).

velocity

/vəˈläsədē/

noun

speed of something in given direction.

surface

/ˈsərfəs/

adjective noun verb

relating to or found on surface of something. outside part or uppermost layer of something. rise or come up to surface of water or ground.

between

/bəˈtwēn/

adverb preposition

in space separating things. From one person, thing, or place, to another.

difference

/ˈdif(ə)rəns/

noun verb

way people or things differ. alter coat of arms.

constant

/ˈkänstənt/

adjective noun

Happening frequently or without pause. unchanging situation.

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