My Code

using System.Collections;
using System.Collections.Generic;
using System.Threading;
using UnityEngine;

public class playermove : MonoBehaviour
{
    // Start is called before the first frame update
    public float thrust = 9.0f;
    public Rigidbody rb;
    public float jumppower = 10.0f;
    public float speed = 10.0f;
    public GameObject ob;


    void Start()
    {
        rb = GetComponent<Rigidbody>();
    }







    // Update is called once per frame
    void FixedUpdate()
    {
        if (ob.tag == "Player")
        {
        if (Input.GetKey(KeyCode.W))
        {
                transform.Rotate(Vector3.forward);
                transform.position += Vector3.forward * Time.deltaTime * speed;
        }

        if (Input.GetKey(KeyCode.S))
        {
                transform.Rotate(Vector3.back);
                transform.position += Vector3.back * Time.deltaTime * speed;
        }

        if (Input.GetKey(KeyCode.A))
        {
            transform.Rotate(Vector3.left);
            transform.position += Vector3.left * Time.deltaTime * speed;

            }

        if (Input.GetKey(KeyCode.D))
        {
                transform.Rotate(Vector3.right);
                transform.position += Vector3.right * Time.deltaTime * speed;
        }

        if (Input.GetKey(KeyCode.Space))
        {
            transform.position += Vector3.up * Time.deltaTime * jumppower;
        }
        }

    }
}