Timeline sequences can initiate code during an animation using which feature?

Unity has a complex and powerful __ for creating and combining particles to give you all sorts of special effects?

The UI system allows you to create ____ fast and intuitively. This is an introduction to the major features of Unity's UI system?

What are the Scene navigation tools?

You will see this system in other 2D elements that you work with in Unity, like _____ (GUI) elements?

Using the following code, How to disable keyboard input when user is typing?

Unity has a complex and powerful __ for creating and combining particles to give you all sorts of special effects?