how to add image Dynamically  wpf to Scene1

\\\example

public partial class Scene1
 {
  
  public Scene1()
  {
   this.InitializeComponent();

   // Insert code required on object creation below this point.
  }


  private void btnAdd_Click(object sender, System.Windows.RoutedEventArgs e)
  {
   Image img=new Image();
   img.Width=200;
   img.Height=150;
   img.Source=new BitmapImage(new Uri(@"c:\sample.jpg"));
   //how to add this image to Scene1
   
  }

 }