A toy gun launches a small plastic sphere using a spring. The spring has a spring constanct of 20 J/M^2 and the plastic sphere has a mass of 25 grams.

Before launch
x initial is -10cm
velocity initial is 0 m/s

After launch
x final is o cm

Identify the known quantities and their values. also identify the unknown

Known:
Unknown:

Known:

- Spring constant (k) = 20 J/m^2
- Mass of the plastic sphere (m) = 25 grams

Unknown:
- Final displacement (x final) (in cm)