Argentina regularly receives cold air from the south that can reach low latitudes owing to the influence of the Andes. Cold waves are often accompanied with severe snow storms or extremely cold conditions that can have a devastating impact on its economy.
The Richter Scale measures the magnitude of an earthquake which is  another way of describing the energy released in the earthquake.
while both the mercalli scale and richter scale measure the intensity of an earthquake they do so in different ways measures the effects of an earthquake on observable by quantifying damage to the earth s surface humans objects of nature and man made structures is based on a i to xii 1 12 scale with i being not felt and xii being extreme