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Concept 7 Quiz

Investigate Earth system science.

This activity contains 10 questions.

Question 1.
The hydrologic cycle is a familiar example of a subsystem of the Earth system.

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Question 2.
Earth processes are powered by energy from two sources, the __________ and Earth's interior.

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Question 3.
Loosely defined, a __________ can be any size group of interacting parts that form a complex whole.

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Question 4.
The Earth system is characterized by processes that vary on spatial scales from fractions of millimeters to thousands of kilometers and time scales from milliseconds to billions of years.

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Question 5.
Earth consists of four major spheres: hydrosphere, atmosphere, solid Earth, and ecosphere.

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Question 6.
Earth system science attempts to integrate the knowledge of several academic fields.

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Question 7.
Most natural systems are closed systems.

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Question 8.
Negative feedback mechanisms work to maintain the system as it is, in other words, to maintain the status quo.

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Question 9.
A common boundary where different parts of a system or subsystem come in contact or overlap and interact is called a/an

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Question 10.
Since carbon dioxide is one of the atmosphere's greenhouse gases, its removal has a negative impact on global warming.

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