Introduction to Earth Science
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33 Terms
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Scientific Theory
an explanation based on many observations during repeated investigations
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Scientific Theory
the best available explanation of a phenomenon
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Scientific Theory
A hypothesis that is supported by the experiments
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Scientific Theory
may change with the discovery of new data
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Scientific Law
A theory that is proven every time it is tested
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Scientific Law
describes a pattern or behavior of a natural phenomenon
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rule of nature
another name for scientific law
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Scientific Law
cause of the law may not be known
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Scientific Law
accepted based on observations or experiments
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scientific method
Earth Scientists use the \______________ to investigate Earth and beyond
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Earth Science
the study of the Earth and the universe around it
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Earth Science
the study of Earth systems and systems in space; including weather and climate systems, and the study of nonliving things such as rocks, oceans, and planets
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Oceanography, Geology, Meteorology, Astronomy
the scope of earth science
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Astronomy
the study of objects beyond Earth's atmosphere
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Astronomy
the oldest branch of Earth Science
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Meteorology
the study of the Earth's atmosphere
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Geology
the study of the origin, history, and structure of earth
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Physical Geology, Historical Geology
two types of geology
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Physical Geology
examines the materials composing Earth and seeks to understand the many processes that operate beneath and upon its surface
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Historical Geology
aims to understand the origin of Earth and the development of the planet through its 4.6 billion year history
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Oceanography
the study of life and properties of earth's oceans
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Jacques Cousteau
An underwater explorer, researcher, scientist and environmentalist; he, along with Emile Gagnon, are credited with invention of the aqualung which led to SCUBA
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almost three-fourths (71%)
How much of our Earth is covered by OCEAN water?
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Environmental Science
the study of the interactions of organisms and their surroundings
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geosphere, atmosphere, hydrosphere, biosphere
Earth's Subsystems
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Geosphere
The area from the surface of Earth down to its center
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crust, mantle, core
three layers of the earth
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inner core, outer core
two parts of the core
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atmosphere
the blanket of gases that surrounds Earth
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troposphere, stratosphere, mesosphere, thermosphere
layers of atmosphere
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Hydrosphere
All the water on earth
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glaciers
Nearly 69% of Earth's freshwater is locked up in \__________
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Biosphere
All living organisms on Earth and the environments in which they live