Another difference between compounds and mixtures of elements is the ease with which the elements can be separated. Mixtures, such as the atmosphere, contain two or more substances that are relatively easy to separate.The individual components of a mixture can be physically separated from each other.nother difference between compounds and mixtures of elements is the ease with which the elements can be separated. Mixtures, such as the atmosphere, contain two or more substances that are relatively easy to separate.
Marpa may refer to: 1  Marpa Lotsawa, Tibetan Buddhist teacher credited with the transmission of many Buddhist teachings to Tibet from India. 2  Marpa, Peru, ruins of a pre-Columbian town located along the Cotahuasi Canyon in the Andes range of southern Peru.arpa may refer to: 1  Marpa Lotsawa, Tibetan Buddhist teacher credited with the transmission of many Buddhist teachings to Tibet from India. 2  Marpa, Peru, ruins of a pre-Columbian town located along the Cotahuasi Canyon in the Andes range of southern Peru.
Mid-Atlantic Ridge. From Wikipedia, the free encyclopedia. A map of the Mid-Atlantic Ridge. The Mid-Atlantic Ridge (MAR) is a mid-ocean ridge, a divergent tectonic plate or constructive plate boundary located along the floor of the Atlantic Ocean, and part of the longest mountain range in the world.he failed arms are called aulacogens, and the aulacogens of the Mid-Atlantic Ridge eventually became many of the large river valleys seen along the Americas and Africa (including the Mississippi River, Amazon River and Niger River).