The study of rocks, fossils, earthquakes, volcanoes, mountains, plate tectonics, and other earth features is best known as
a. geology.
b. astronomy.
c. meteorology.
d. oceanography.

The best answer  is A (geology).

Geology is a  word meaning  the study of the earth. Geo means earth, and ology means study of.

Geology is concerned with the study of materials that make up the earth, the features and structures found on earth and the processes that act upon them.

There are two types of geology - physical geology and historical geology.

Physical geology is the study of the physical features of the earth and the processes acting upon them. These include rocks mountains, volcanoes, earthquakes and oceans.

Historical geology is the study of the history of the earth, the life changes that have taken place throughout time.

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