While at Magic Springs, Katie goes down a frictionless water slide that is 9.0 m above the ground. At the bottom of the slide, Katie reaches a final speed of 13 m/s. What was Katie's initial speed when she pushed off the top of the slide?

Question

firejay5 · Answer

@ganeshie8

anonymous · Answer

Consider this problem in terms of conservation of energy$$KE _{Top}+PE _{Top}=KE _{Bottom}+PE _{Bottom}$$where KE is the kinetic energy and PE is the potential energy.

anonymous · Answer

i believe he has the formula wrong, its stupid - girlfriend = nerd

anonymous · Answer

jk jk sorrie

perl · Answer

do you need help with Kinetic energy. 
KE = 1/2 mv^2
PE = m*g*h