What type of energy transformation is ocuring in this closed series circuit?

What is the social order of the ancient river valley civilization of mesopotamia?

How were the economies of the northern and southern states different? how ere they the same? what factors led them to develop differently?

Aprovision of the general agreement on tariffs and trade treaty (gatt)increased taxes on services between the us, mexico, and canada.reduced international tariffs on industrial goods by forty percent.increased us tariffs on agricultural products by forty percent.ended taxes on goods traded by the us, mexico, and canada.