https://www.skillshare.com/classes/Start-Motion-Graphics-Your-First-Day-Guide-To-Adobe-After-Effects/1865938341

Motion Graphics is a relationship between movement and graphics elements. Bringing life into the design.

      If we talk about graphics design that doesn't include animation. When the graphics work starts moving that becomes motion graphics.
If you watch television shows, videos on the internet. Everywhere you will see the fantastic works of motion graphics. It attracts people and it keeps people engaging in the videos. Scaling, Rotating, Positioning etc - using these simple animated methods creatively can make the design wonderful. If you add sound, then it becomes more alive.

Motion graphics makes it easier to narrate a video or keep the audience more time with you and attract more people to your business advertisement. It's very easy to explain a very difficult topic using motion graphics elements.

 
       You can see the touch of motion graphics on movie clips, commercials, titles, trailers, music videos, everywhere. And now the demand for motion design is rising. Motion graphics designers are helping many companies to create their brand/product awareness.