The freon in air conditioners (home or car) and refrigerators changes from gas to a liquid and back to a gas, which then repeats. This is a physical change because the freon does not change its chemical makeup, just its state (liquid versus gas). A physical change is easily reversible. So the process can repeat and continue and keep us and our food cool.
The human hand is at the end of the arm and is composed of five digits. Index: second finger of the hand, next to the thumb. Second finger: middle finger of the hand. Third finger: second finger from the outside of the hand. Fourth finger: small finger closest to the outside of the hand. Distal phalanx: bone at the end of a finger. Middle phalanx: small, middle bone of a finger.
Knowing these systems inside and out makes all of your future guitar lessons a lot faster. Weâll begin with the numbering system for the fingers on your fretting hand. Your index finger is your first finger, middle finger is your second finger, ring finger is your third finger, and your pinky is your fourth finger.Iâm sure this seems simple to you, but when you begin reading chord diagrams, scale diagrams, tabs, and sheet music, youâll need to know which finger to use right away.nowing these systems inside and out makes all of your future guitar lessons a lot faster. Weâll begin with the numbering system for the fingers on your fretting hand. Your index finger is your first finger, middle finger is your second finger, ring finger is your third finger, and your pinky is your fourth finger.