Observen atentamente el mapa de flujos migratorios. Tanto EEUU, como Europa, como Argentina figuran como regiones receptoras…sin embargo hay una diferencia muy importante…¿cuál es? ¿qué significa?

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.

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed

Como se presentan los personajes de cunshi y su pequeño hijo? describe a cada uno de ellos