private void InstantiateNewObject(float weight, Vector3 speed, Vector3 pos, float charge)
{
var obj = Instantiate(chargedObjectToInstantiate, simulationSystem.transform);
var chargedObj = obj.GetComponent <ChargedObject>();
obj.transform.position = pos;
chargedObj.Charge = charge;
chargedObj.Rigidbody.mass = weight;
chargedObj.startVelocity = speed;
simulationSystem.AddNewChargedObject(chargedObj);
}