docs($rootScope): fix typos on $new

src/ng/rootScope.js

@@ -165,9 +165,9 @@ function $RootScopeProvider(){
        * the scope and its child scopes to be permanently detached from the parent and thus stop
        * participating in model change detection and listener notification by invoking.
        *
-       * @param {boolean} isolate if true then the scoped does not prototypically inherit from the
-       *         parent scope. The scope is isolated, as it can not se parent scope properties.
-       *         When creating widgets it is useful for the widget to not accidently read parent
+       * @param {boolean} isolate if true then the scope does not prototypically inherit from the
+       *         parent scope. The scope is isolated, as it can not see parent scope properties.
+       *         When creating widgets it is useful for the widget to not accidentally read parent
        *         state.
        *
        * @returns {Object} The newly created child scope.