What are valleys mainly formed from

What distinguishes monsoon asia from the remainder of asia? what are the consequent differences between the two?

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare

Explain why ocean water levels do not change very much, even though precipitation happens so often.