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Mathematics 15 Online
OpenStudy (anonymous):

PLEASE HELP! Jack and John are swingin on two different swing seats, but their max heights are about the same. Knowing that Jack is half the mass of John... A) How will their velocities compare at the bottom of the swing? B) will they arrive at the bottom of the swing at the same time?

OpenStudy (homeworksucks):

which one would have more kinetic energy?

OpenStudy (anonymous):

ohh obv Jack because he ways more and the equation is ek=1/2mv^2

OpenStudy (anonymous):

i forgot about kinetic energy

OpenStudy (anonymous):

right?

OpenStudy (homeworksucks):

yeah

OpenStudy (homeworksucks):

no john, but youve got the concept

OpenStudy (anonymous):

and for b, it would be jack who arrives first because he has more kinetic energy?

OpenStudy (anonymous):

or john then

OpenStudy (homeworksucks):

john has more mass, and the more mass, the more kinetic energy and velocity

OpenStudy (anonymous):

@Homeworksucks are you good at physics? Because I have another physics question

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