Difference between listening and hearing?

Simple. When you listen, you put an effort in to it. It is a conscious mental process where you direct you will power. Whereas hearing is all about you being NOT deaf (haha!) more technically Hearing means the ability to perceive sounds. Often, this is an unconscious mental process.

Explanation:

As we understood in the answer, there are two types of mental activities. Conscious and Unconscious. Conscious ones are those you put an effort to, like reading a book, studying, playing a video game, etc. Listening is like this. your attention and focus is on during listening!

Unconscious mental processes are those that you don't put an effort to and often happens even without you noticing that they are happening. hearing is one such thing, the faculty of perceiving the sound.

there is one difference between listening and hearing

Explanation:

Hearing is simply the act of perceiving sound by the ear. If you are not hearing-impaired, hearing simply happens. Listening, however, is something you consciously choose to do. Listening requires concentration so that your brain processes meaning from words and sentences.