Em que período histórico surgiram as primeiras cidades no Brasil? Em que parte do território elas estavam concentradas.

Which statement explains what upwelling causes? a. upwelling causes tides to rise and fall. b. upwelling causes changes in the direction of currents. c. upwelling causes nutrients, minerals, and tiny organisms to rise. d. upwelling causes currents in the pacific ocean to change direction. i think the answer is c.

Name the two rivers that run through the fertile crescent. how were the rivers both positive and negative to societies of the fertile crescent?

State a hypothesis with a numerical estimate of the calories contained within a peanut based on the nutritional information on the package label combined with what you have learned in this lesson about fuel efficiency and calorimeters.