I have the following code to add an appendix to my document:
\appendix{}
\chapter{Questionnaire}
\pagebreak
\includegraphics[width=1\textwidth]{questionnaire1.png}
\includegraphics[width=1\textwidth]{questionnaire2.png}
\includegraphics[width=1\textwidth]{questionnaire3.png}
\includegraphics[width=1\textwidth]{questionnaire4.png}
\includegraphics[width=1\textwidth]{questionnaire5.png}
\includegraphics[width=1\textwidth]{questionnaire6.png}
\includegraphics[width=1\textwidth]{questionnaire7.png}
The problem is, the linebreak is destroying my layout. The next pictures shows how it should look like

But unfortunately it looks like this

So I dont know why the pagebreak destroys the layout. Any hints?