Here is a worksheet of questions about the PBS NOVA documentary Invisible Universe Revealed. It chronicles the history of the Hubble Telescope, explaining how it was fixed and what discoveries have been made with it. This hour long documentary is viewable for free on the PBS website here: link
. The worksheet can be handed out to students to fill in during the video to ensure they are paying attention. The questions in the worksheet are in the order the information appears during the video.