Historical empires in Europe originated in

Anna lives in a city that experiences high precipitation, with an average annual rainfall of 524 millimeters. it is warm all year. it is hottest during july, with an average temperature of 98°f, and coldest during december, with an average temperature of 80°f. tim lives in a city with an average rainfall of 30 millimeters per year. it has hot summers and cool winters. it is hottest during july, with an average temperature of 70°f, and coldest during january, with an average temperature of 28°f.anna’s city is in a  continental  dry  moderate  tropical    climate, while tim’s city is in a  continental  dry  moderate  polar    climate.

Describe the four major spheres of the earth system; identify the parts of the earth they each represent. explain what is meant by the "earth system."

Ascientist makes a map using gis. one layer is an aerial photograph of farmland. other layers show water level changes and how crop cover has changed over time. what might the scientist be studying?