DATA: Energy

1. K= 0.1523 N/m


2. PEel= 0.752 J


3. Silly Sally- KE=0.047 J
    Red Rover- KE=0.0066 J


4. Silly Sally- 6.2%
    Red Rover- 1%


5. Silly Sally- 0.660 watts
    Red Rover- 1.45 watts

Carly