Science and Mathematics: Euclid was a Greek mathematician who was interested in geometry, the study of lines, angles, and shapes. Many of the geometry rules studied in school today come from Euclid’s writings. Another Greek mathematician was Hypatia who used math to accurately calculate the size of the earth.

Medicine and Engineering: Greek doctors studied the human body to understand how it worked. The greatest Greek doctor was Hippocrateswho figured out what caused diseases so he could better treat them.

Rome’s location and climate helped it become a major world power. Rome became one of the greatest civilizations of the ancient world. Italy has two major mountain ranges in the north, The Alps, Europe’s highest mountains and another range the Apennines, runs the length of the Italian Peninsula. Most of the land is covered with hills which people from history used for defense. Several rivers flow out of Italy’s mountains as a source of fresh water.