When did the ocean become an important area of study?

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:

Plz which natural resources in southwest asia are important? choose all answers that are correct. oil plutonium water natural gas

Explain the value of statistics and other data to positive economics and to normative economics