In what different ways did mongol rule affect the islamic world, russia, china, and europe

Because they were close to the sea, no part of Britain was very far from the sea. This was quite advantageous because water transportation was the only economic way to move bulky materials like iron.

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.