spacerace/Assets/Src/ShipPhysics.cs

using UnityEngine;

public class ShipPhysics : MonoBehaviour {
    ShipControls ship;

    float maxDmg = 150f;
    float maxImpulse = 50f;

    void Awake() {
       ship = GetComponent<ShipControls>();
    }

    void OnCollisionEnter(Collision collision) {
        Debug.Log($"mag {collision.relativeVelocity.magnitude}");
        Debug.Log($"impulse {collision.impulse} {collision.impulse.magnitude}");

        // if (collision.relativeVelocity.magnitude > maxDmg) {
        if (collision.impulse.magnitude > maxImpulse) {
            Debug.Log("Ddddestroyed by" + collision.gameObject.name);
            ship.Respawn();
            return;
        }

        if (collision.gameObject.tag == "TrackLimits") {
            Debug.Log("Track Limits " + collision.gameObject.name);
            ship.Respawn();
            return;
        }
    }
}