After deactivation, your timeline and other info about you will vanish from Facebook. All your material will come back as soon as you reactivate your account.
How Do I Disable My Facebook
1. Go to Facebook, then enter your email address and password. Click "Visit."
2. Click the "Account" gear icon, then click "Account Settings."
3. Click on "Security," then click "Deactivate Your Account" near the bottom of the Security Settings page.
4. Select the factor for the deactivation, such as "This is temporary. I'll be back."
5. Click the check box next to "Opt out of getting future e-mails from Facebook" if you don't want to receive Facebook emails after deactivation. If you do not pull out, you will still receive event and group invites from your friends.
6. Click "Validate" to shut off the account.
Idea
To reactivate the account, you only have to log back in with your e-mail address and password How Do I Disable My Facebook.