There are two types of change in matter: physical change and chemical change. As the names suggest, a physical change affects a substance's physical properties, and a chemical change affects its chemical properties. Many physical changes are reversible (such as heating and cooling), whereas chemical changes are often irreversible or only reversible with an additional chemical change.
The meaning of Drayden is unknown. Its origin is  Modern English . This name is mostly being used as a boys name. Last year it ranked 1,278th in the U.S. Social Security Administration list of most popular baby boy names. This is a modern coinage influenced by the name Aiden.
[ 2 syll. al-den, ald-en ] The baby boy name Alden is sometimes used as a girl name. It is pronounced as AE LDihN â . Alden is largely used in the English language and it is derived from Old English origins.The name's meaning is old friend.A two-element name, it is derived from the elements 'eald' meaning old; ' wine ' friend.lden has 15 variants that are used in English and other languages. Variants used in English include Aldan, Aldean, Aldon, Aldun, Aldwen, Aldwin, Aldwyn, Aldyn, Auden, Elden, Eldin, Eldwen, and Eldwin. The variant spelling Aldin is another English form.