It benefits companies by letting geologists find out where oil would likely be by studying surface rock formations, magnetic fields and even slight variations in gravity. One of the most important innovations in oil exploration was 3-D seismic imaging. The companies end up making tones of money off the research that they find
The first gold is found by James W. Marshall in California gold rush on january 24th, 1848
Answer:
The Crusades in the Holy Land introduced Europeans to Eastern goods.
Explanation:
Medieval merchants reopened and expanded contact with other parts of the world. In this way, they continued what European Crusaders had begun. Merchants and explorers traveled farther in the Late Middle Ages. This brought them back into contact with the people of Africa and Asia. Trade expanded, and they brought back goods and ideas from these lands. Some cities and communities formed groups for mutual defense of their trade and markets. These changes set the stage for the Age of Exploration that would soon follow.
