Ask your own question, for FREE!
Mathematics 7 Online
OpenStudy (anonymous):

A pole-vaulter is nearly motionless as he clears the bar, set 4.2m above the ground. He then falls onto a thick pad. The top of the pad is 80 cm above the ground, and it compresses by 50cm as he comes to rest.What is his acceleration as he comes to rest on the pad?

OpenStudy (gorv):

is time given ??

OpenStudy (gorv):

he will fall freely

OpenStudy (gorv):

gravity will bring him down

OpenStudy (anonymous):

no time given so i guessing ill be using gravitys time 9.8?

OpenStudy (gorv):

yeah thatzz i suggested

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!