Sending letters is easier when an individual is using an email. Emails are very easy to access, they can be sent twenty four / seven (24/7) and can also be received 24/7. Examples of email programs are yahoo and google websites.
Answer:
An powerpoint animation is an animation that uses powerpoint or another similar app like google slides to create a video, game, or movie.
but...
If you mean just in Microsoft Office it's a visual or sound effect that you can add to slides to make them more interesting.
Explanation: