Is the natural boundary between two landform regions with different elevations. a. the ring of fire b. a fall line c. glaciation d. a continental divide

The solstices and equinoxes, and the number of hours of daylight associated with each, are major factors in the seasons. use the drop-down menus to identify the month when each of these events occurs. the winter solstice in the northern hemisphere: an equinox in both hemispheres: the summer solstice in the northern hemisphere:

The impact of a large asteroid comet with earth has been proposed to have caused the extinction of the dinosaurs. the impact site of this comet is in or near

What body of water is the second cataract of the nile river submerged under