Exports of tin and silver were the mainstays of for many decades. however, today, as the market for tin has declined, the counrty has became an exporter of other metallic ores, such as gold.

What are the similarities and differences in the way geologists and biologists approximate the age of the earth? justify your response in two or more complete sentences.

Why the moon is not visible from earth during the new moon ?

Agriculture is a. slowly being replaced by mining as the primary industry in southern africa c. not possible in southern africa because of drought b. the primary industry in southern africa d. none of the above