switching between ImageView

I want to be able to switch between imgCardF and imgCardB on click on the imgCardF and imgCardB , like effect of flip card. here my code xml :

  <?xml version="1.0" encoding="utf-8"?>
  <LinearLayout xmlns:android="http://ift.tt/nIICcg"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical" >

    <RelativeLayout
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

     <ImageView
        android:id="@+id/imgCardF"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:layout_weight="1"
        android:background="#34232b" />

     <ImageView
        android:id="@+id/imgCardB"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:layout_weight="1"
        android:background="#ababab" />

    </RelativeLayout>

   </LinearLayout>