What are the main components of the Milky Way? nebula, arms, and bulge
disk, bulge, and halo
disk, center, and cluster
halo, nova, and dust

Summary of the impact of the physical environment on settlement patterns and economic activities for ukraine

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.

What first caused people to consider that the continents were once one large landmass?