posted by annonymous on .
a 43.7 kg student runs down the sidewalk and jumps with a horizontal speed of 4.48 m/s onto a stationary skateboard. the student and the skateboard move down the sidewalk with a speed of 4.25m/s. find the mass of the skateboard in units of kg. how fast would the student have to jump to have a final speed of 6.94 m/s?
Uhm this is not a direct answer but there was a question asked about this through out the Website time of 3:00 p.m -5:00 p.m
You may want to check it out so you can have atleast an equation to do this.