222s 2nd law.pptx)mrneddo.weebly.com/uploads/1/1/8/1/11811574/3-newtons_2nd_law… · increasing...

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11/14/2012 1 NEWTON’S 2 ND LAW GRADE HOMEWORK Identifying Forces FORCE NET We know that the acceleration is due to ALL of the forces acting on an object The net force is the total of all of the forces If there are any forces in both dimensions, just do vector addition, as before

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Page 1: 222s 2nd law.pptx)mrneddo.weebly.com/uploads/1/1/8/1/11811574/3-newtons_2nd_law… · Increasing force increases acceleration; increasing mass decreases acceleration. a 10 kg a 10

11/14/2012

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NEWTON’S 2ND LAW

GRADE HOMEWORK

� Identifying Forces

FORCE NET

�We know that the acceleration is due to ALL of

the forces acting on an object

� The net force is the total of all of the forces

� If there are any forces in both dimensions, just

do vector addition, as before

Page 2: 222s 2nd law.pptx)mrneddo.weebly.com/uploads/1/1/8/1/11811574/3-newtons_2nd_law… · Increasing force increases acceleration; increasing mass decreases acceleration. a 10 kg a 10

11/14/2012

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NORMAL FORCE

Fnorm1Fnorm2

Page 3: 222s 2nd law.pptx)mrneddo.weebly.com/uploads/1/1/8/1/11811574/3-newtons_2nd_law… · Increasing force increases acceleration; increasing mass decreases acceleration. a 10 kg a 10

11/14/2012

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Fnorm1

Fnorm2

Fnorm3,4

SIMPLE NORMAL FORCE

Fnorm = Fgrav

HOMEWORK