using UnityEngine;  
  using System.Collections;  

  public class Control : MonoBehaviour {  

       public float movementSpeed = 6.0f;  
       
    void Update () {  
           Vector3 movement = (Input.GetAxis("Horizontal") * -Vector3.left * movementSpeed) + (Input.GetAxis("Vertical") * Vector3.forward *movementSpeed);  
           rigidbody.AddForce(movement, ForceMode.Force);  
    }