Law of Action and Reaction - Newton's Third Law of Motion

The Newton's Third Law of Motion states that for every action there is an equal and opposite reaction. Simply put, it means that every force can be undone. StartYourFreeTrial WhoWe Are FreeVideos BestTeachers SubjectsCovered Membership Personal Teacher School BrowseSubjects Math Pre-Algebra Algebra Geometry Algebra2 Trigonometry Precalculus Calculus Science Biology Chemistry Physics English Grammar Writing Literature TestPrep ACT ACTRedBook APUSGov APUSHistory APBiology APCalculusAB OldSAT OldPSAT College GetBetter Grades College Application College Essay Financial Aid Findbytextbook Signin About Who We Are FreeVideos BestTeachers SubjectsCovered Membership Personal Teacher School Math Pre-Algebra Algebra Geometry Algebra2 Trigonometry Precalculus Calculus Science Biology Chemistry Physics English Grammar Writing Literature TestPrep SAT ACT ACTRedBook PSAT APUSGov APUSHistory APBiology APCalculusAB College GetBetter Grades College Application CollegeEssay Financial Aid Signin Search StartYourFreeTrial AllPhysicsvideos Unit Newton'sLawsofMotion LawofInertia-Newton'sFirstLawofMotion 1min LawofForceandAcceleration-Newton'sSecondLawofMotion 2min Force 3min NetForce-ResultantForce 2min LawofActionandReaction-Newton'sThirdLawofMotion 1min Free-BodyForceDiagrams 2min Tension 13min PreviousUnit LinearandProjectileMotion NextUnit CircularMotionandRotationalMechanics MattJones M.Ed.,GeorgeWashingtonUniversityDept.chairatahighschool MattiscurrentlythedepartmentchairatahighschoolinSanFrancisco.Inhissparetime,Mattenjoysspendingtimeoutdoorswithhiswifeandtwokids. Thankyouforwatchingthevideo. Tounlockall5,300videos, startyourfreetrial. StartYourFreeTrial Learn more LawofActionandReaction-Newton'sThirdLawofMotion MattJones MattJones M.Ed.,GeorgeWashingtonUniversityDept.chairatahighschool MattiscurrentlythedepartmentchairatahighschoolinSanFrancisco.Inhissparetime,Mattenjoysspendingtimeoutdoorswithhiswifeandtwokids. Share Explanation Transcript TheNewton'sThirdLawofMotionstatesthatforeveryactionthereisanequalandoppositereaction.Simplyput,itmeansthateveryforcecanbeundone.Mathematically,itmeansthatforeveryvectorthereisanothervectorwithoppositedirectionandequalmagnitude. newton'sthirdlaw actionreaction Let'stalkaboutthelawofactionandreaction,thisisalsoknownasNewton'sthirdlawandthissimplystatesthatforeveryactionthere'sanequalandoppositereaction.SoifIapplyaforceontoanobjectthere'sareactionforcethat'sappliedbackontheforcethat'sbeenappliedtoitokay.Andwecansaythat,theforceisgoingtoequal,I'msorrywe'lljustsayf1isgoingtoequalnegative2sotheseforcesapplyinoppositedirectionsandtheycanceleachotherout.Soyoudon'tusuallyhavetosolveproblemswiththisbutyou'lloftentimesbeaskedinaquestionsayforexampleifabigbatishittingaballatathousandNewtonswhatistheforceoftheforceoftheballonthebat?Andyoumightbeconfusedbecausethebatisbigandtheballissmallbutrememberforeveryactionthere'sanequalandoppositereaction.WhichmeanssimplythattheballisputtingthesameforceofathousandNewtonsonthebat.Soreallyregardlessofsizethey'reequalandoppositeforcesappliedtoeachother.Sothat'saquestionyoumightseeonaPhysicsproblemandyoucanansweritagainusingNewton'sthirdlawofmotion. Physics Newton'sLawsofMotion About Howtouse AboutUs OurTeachers ForSchools Jobs Press Webinars eBooks Support/FAQ Library Math Pre-Algebra Algebra Geometry Algebra2 Trigonometry Precalculus Calculus Science Biology Chemistry Physics English Grammar Writing Literature TestPrep ACT ACTRedBook APUSGov APUSHistory APBiology APCalculusAB OldSAT OldPSAT Social Facebook Twitter Youtube Google+ StudyTips ©2022Brightstorm,Inc.AllRightsReserved. Terms · Privacy