A 42.7 kg student runs down the sidewalk and
jumps with a horizontal speed of 4.10 m/s onto a stationary skateboard. The student
and skateboard move down the sidewalk with
a speed of 3.91 m/s.
a) Find the mass of the skateboard.
Answer in units of kg.
- Anonymous1 month ago
Conservation of momentum
mass of student * speed of student = (mass of student + skateboard) * speed of combined student and skateboard
Solve for the mass of the skateboard.