Question 1

What are some of the consequences of global warming predicted to be?

Accepted Answer

Warmer temperatures overall; melting glaciers that would result in the loss of freshwater, ice caps, and sea ice; increased droughts in some locations, increased precipitation in other locations; difficulty growing food in some agricultural areas; and spread of tropical diseases into areas that have been too cold.

Question 2

Briefly list a few examples that would support the principle of uniformitarianism.

Accepted Answer

Processes occurring today such as earthquakes, volcanic eruptions, and severe weather serve as good examples regarding the principle. The principle narrates that these processes have been in occurrence even prior to human existence.

Question 3

What distinguishes science from other forms of human inquiry?

Accepted Answer

Scientific ideas are based on data and observation that can be tested. Other forms of inquiry are based on faith, emotion, or something else that cannot be scientifically tested.

Question 4

Name, locate, and describe Earth's three concentric layers. What are these divisions based on and what volume does each layer take up?

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Question 5

Briefly explain with the help of a couple of examples how Earth behaves as a dynamic planet.

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Question 6

How is a theory formulated?

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Question 7

What is the scientific method?

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Question 8

What is the definition of theory as used in science? How is the word misused in day-to-day language?

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Question 9

What is the greenhouse effect, and how does it work? What happens when greenhouse gas levels in the atmosphere increase?

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Question 10

Briefly explain how the themes of plate tectonics, organic evolution, and geologic time provide a cohesive story of the history of Earth.

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Question 11

Briefly explain the importance of the geologic time scale.

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Question 12

Briefly explain how geologists can formulate theories about events that occurred on Earth before humans were here to make observations.

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Question 13

Describe how the universe, galaxies, stars, and chemical elements formed.

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Question 14

Describe the ways in which geology affects our everyday lives.

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Question 15

How have natural resources been important in history? Provide an example of a situation in which natural resources have altered the course of history.

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Question 16

Why is overpopulation a concern geologically?

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Question 17

Briefly explain the importance of the principle of uniformitarianism to the study of historical geology.

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Question 18

What are two examples of geology-related environmental concerns? Briefly explain why geology holds an important position in environmental science.

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Question 19

How are the rock cycle and plate tectonics related?

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Question 20

Briefly explain the solar nebula theory of Earth's origin, including how and why it came to be differentiated by composition.

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Quiz 1: Understanding Earth: a Dynamic and Evolving Planet