Why was world war 1 considered a new kind of war?

it was the first time most of the world was involved

Explanation:

WWI was a new kind of war because it was the first time the world had experienced total war. Total war is defined as the total mobilization of a society to assure the destruction of the enemy including civilians. ... Prior to WWI, influenced by the Enlightenement, civilized nations did not turn guns on civilized nations.

Explanation:

the answer is false.

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.