Add Script

Created the Hello World script from the OnCollision() video.

Projects/MyGame/Assets/_Scripts/HelloWorld.cs

@@ -0,0 +1,30 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class HelloWorld : MonoBehaviour
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        Debug.Log("Hello World (start)");
+        myCode();
+    }
+
+
+    // Update is called once per frame
+    void Update()
+    {
+        //Debug.Log("Update Me.");
+    }
+
+    private void OnCollisionEnter(Collision collision)
+    {
+        myCode();
+    }
+
+    void myCode()   // myCode() Prints something to unity console
+    {
+        Debug.Log("My Function runs correctly");
+    }
+}