What were two basic causes of the dust bowl during the early 1930's?

The pka of three different c―h bonds is given below. explain the observed trend in pka. select the single best answer.

Which of the principles do you feel is more important for our our american society? respond in 3 sentences. (principals: popular sovereignty, republicanism, federalism, separation of powers, checks and balances, limited government, or individual rights)

Identify metropolitan statistical area