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The Earth’s Layers

The Earth's Layers What are the major layers of the Earth? The...

What was the Precambrian?

Precambrian Era Precambrian is the oldest part of the history of the Earth, founded before...

Age of the Earth and Earth’s Oldest Rock

Earth forming How old is the Earth? Thanks to meteorites from space, rocks...

Field Geology Maps Questions and Answers

Topographic map
What is a topographic map? Topographic map A topographic map (also called...

Why is the world so cold when it’s closest to the...

Aphelion and Perihelion Earth orbit This is definitely a question that would be asked by someone in...

Who are the famous geologists in history?

James Hutton
Geology is a science of earth. There are many geoscientists from past to present. These people have made great contributions to today's...

What elements are found in the Earth’s atmosphere?

Composition of the Atmosphere The Earth's atmosphere is composed of about 77 percent nitrogen, 21 percent...

Who was Georgius Agricola?

Georgius Agricola Georgius Agricola (Georg Bauer, 1494-1555) was a German scientist who is also thought of...

How old is the science of geology?

Although the science of geology as we know it today is a relatively young field, insightful observations of Earth processes were...

What are some subdivisions of geology?

Geology is a vast field, stretching from paleontology to mineralogy. It is easy to see why, since there are so many features...

What is Geology?

Sandstone Geology at Clashach Cove
Geology is the study of the Earth. Like so many scientific words, "geology" is constructed from root words dating back to ancient times: geo comes from the Creek word meaning "the Earth"; it is a prefix used in other related fields, too, such as geography, geodesy, and geophysics. The alogy suffix comes from the Creek logos, meaning "discussion," and is roughly translated as "the study of."