In this second part of the Introduction to Unity tutorial you’ll learn: “How to use the Project window to import and organize your assets”, “The difference between GameObjects and Prefabs”, “How physics work in Unity”, “How cameras work and which types of projections are available” and “The basics of Materials in Unity”.
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/9175-introduction-to-unity-getting-started-part-2-2