how to add force scripting unity code example

Example 1: Rigidbody.addforce

using UnityEngine;public class ExampleClass : MonoBehaviour
{
    public float thrust = 1.0f;
    public Rigidbody rb;    void Start()
    {
        rb = GetComponent<Rigidbody>();
        rb.AddForce(0, 0, thrust, ForceMode.Impulse);
    }
}

Example 2: rb.addforce 3d c#

rb.AddForce(0, 0, 5 * time.deltaTime);

// time.deltaTime is optional