What is science? Process of observing, studying, and thinking about things in order to gain knowledge.

Study of the Earth and the universe. What is Earth Science? Study of the Earth and the universe.

4 Main Branches of Earth Science Geology Oceanography Meteorology Astronomy

Geology Study of the origin, history, and structure of the solid earth and the processes that shape it.

Oceanography Study of the ocean.

Meteorology Study of the atmosphere.

Astronomy Study of the universe.

Parts of the Earth Geosphere – Solid Earth Hydrosphere – Water of the Earth Atmosphere – Gases surrounding the Earth Biosphere – All life on Earth and the physical environment that supports it.

Examples of Early Earth Science China – 780 B.C. Written records of earthquakes. Early Chinese seismograph.

Examples of Early Earth Science Mayas, Central America Used the movements of the sun, moon, and stars to create calendars. Mayan Calendar from Altar V, Tikal

Examples of Early Earth Science Ancient Greeks – 3rd century B.C. Created catalogues of rocks and mineral types.

Why is the study of Earth Science Important? Understanding of forces which shape the earth and thus life on earth. Better ability to forecast potential natural disasters. Understanding of the origin and past of both the earth and the surrounding universe. Utilization of resources to help improve the quality of life.