Lecture 2_fillin version

Lecture 2_fillin version - http:/www.humboldt.edu/~ocn/...

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http://www.humboldt.edu/~ocn/ Lecture 2: Earth systems and earth’s energy sources Why use a systems approach to study Earth? Why not study just the ocean without having to consider the atmosphere, etc.? Answer: It is more _________ since Earth is a closed system where changes in one part of the system affect another part. Example: Pretend you’re an oceanographer, a scientist who studies the ocean and its environment. You’re on a study vessel and your goal is to determine whether nearby oil drilling is disturbing the marine ecosystem. If you were to choose a team of scientific experts to help you in your study, from what science fields would you choose them? MANY FIELDS! A _________ could tell you about the seafloor A _________ could tell you about the aquatic life A _____________ could tell you about the wind and its interaction with the sea A _______ could measure water properties WHY do you need all of them? ___________________________________________. Even Hollywood portrays the interaction of Earth systems. Example: Day After Tomorrow Is the Earth an open, closed, or isolated system? Page 1 of 4
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It is ______. One of the major implications that Earth is a ______ system is that no new material is coming in, so everything that we have is all we have. We have _______ resources –
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Lecture 2_fillin version - http:/www.humboldt.edu/~ocn/...

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