The sledder shown inFigure 1starts from the top of a frictionless hill and slides down into the valley. Suppose that h1 = 4.5 m &h2 = 5.8 m ?

Question

The sledder shown in (Figure 1) starts from the top of a frictionless hill and slides down into the valley. Suppose that h1 = 4.5 m and h2 = 5.8 m .

Update:

HELP ASAP PLZ

Answer 1

Kinetic energy becomes potential energy:

½ * M * v² = M * 9.8m/s² * 1.3m

v = 5.0 m/s