What are primary and secondary economic activities and how are they different

Alow-pressure belt means the air is cold and dry warm and rising cold and sinking warm and moist

Which city area has the most accessible oil reserves a) caspian sea b) siberia c)arctic coast d)lake baikal

Which of the following was not an effect of bolsa familia and the program to erradicate child labor (peti)? a. child labor was eliminated in brazil. b. 40 million families were lifted out of the lowest income level. c. the average years of schooling increased. d. more children began to graduate from high school.