how did the smoot-hawley tariff act contribute to the great depression?; about how many people moved away from the great plains states during the depression?; which of the following led to dust storms during the 1930s?; a main indicator of the spread of homelessness during the great depression was; these communities were called .; why did movie theaters become an important source of entertainment during the depression?; which was a social consequence of the great depression; which was the most widespread economic consequence of the great depression?