When the solar declination is 20°N, what is the new moon solar sun angle in New Orleans, LA (30°N)?

In a mercantilist system a country tries to increase its blank and decrease its blank

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.

In 1200 bce, the egyptian empire was declining as the civilization was beginning in mesoamerica. a. maya b. oaxaca c. olmec d. teotihuacan