Check out example codes for "how to make rb.addforce 2d". It will help you in understanding the concepts better.
Code Example 1
public Rigidbody rb; //make reference in Unity Inspector public float SpeedX = 0.1f; public float SpeedY = 0.5f; rb.AddForce(new Vector2(SpeedX, SpeedY));
Learn ReactJs, React Native from akashmittal.com