Explanation:

Slide transitions are the animation-like effects that occur when you move from one slide to the next during a presentation. You can control the speed, add sound, and customize the properties of transition effects. In Microsoft PowerPoint, slide transitions are motion effects that occur in Slide Show view when you move from one slide to the next during a presentation. You can control the speed, add sound, and even customize the properties of transition effects. Transition effects are animation options within a presentation. You cannot see the transitions in action from the static presentation view of slides. ... Transitions can be used to set specific time intervals before moving forward in the show, or can be used to make slides change with the click of a mouse button.