50 questions multiple choice/true/false. First unit in astronomy. PDF and TPT Easel format. Easel allows for students to complete the assignment online with auto-grade and to submit through Google classroom (see the easy-to-use Easel instructions). All lessons including Power Points, ActivInspire programs, webquests/Internet lessons and many other activities can be found under the Complete Astronomy Unit I "Introduction to Astronomy."Unit I terms and concepts include:Hubble Space Telescope, Sun,