What is a pentatonic minor?

minor pentatonic scale is the scale of the most popular or frequently many popular guitarists in rock music ...
penta = five, tonic = tones, which means that this scale consists of five pieces tone that has the structure:

A - C - D - E - G

|------------------‌‌‌‌‌|--------5--8--

|------------------|---5--8-------

|----------------5-|-7------------

|-----------5--7---|--------------

|-------5-7--------|--------------

|--5--8------------|--------------

Perhaps because his voice just has 5 tone pentatonic minor is just so simple and easy to remember as well as its application is very easy:

This sample version of my minor pentatonic melody,, hehehe ... ...

|-------5----------‌‌‌‌‌|--------

|---------8-5------|--------

|--7b(9)-------7-5-|-7------

|------------------|---7----

|------------------|--------

|------------------|--------

His tone is simple but has a rhythm that is so typical

|--------------------‌‌‌‌‌|-------------

|--------------------|-------------

|--7p5---5-----------|-------------

|------7-----7p5--5--|-------------

|---------------7----|-7p5---5-----

|--------------------|-----8-----5-

|----------------------------------‌‌‌‌‌|-------------

|----------------------------------|-13----15b17-

|------------------------12--12-14-|---14--------

|--------12---12-14-12-14--14------|-------------

|--12-15----15---------------------|-------------

|----------------------------------|-------------