El rigidbody el cual tiene el collider adjunto.
Devuelve null si el collider no tiene adjunto un rigidbody.
Colliders are automatically connected to the rigidbody attached
to the same game object or attached to any parent game object.
using UnityEngine;
public class Example : MonoBehaviour { void Start() { // Lift the rigidbody attached to the collider. GetComponent<Collider>().attachedRigidbody.AddForce(0, 1, 0); } }