Download Directed Reading C14.1 and C14.2

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Directed Reading 14-1 and 14-3
(Pages 346-355)
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14-1 What are the earth’s major geological processes and hazards?
1.
The Earth is made of what three main layers?
2.
Describe the asthenosphere.
3.
Describe the lithosphere.
4.
Describe the tectonic plates. And explain what causes them to move.
5.
When an oceanic plate collides with a continental plate, the continental plate usually lifts over the denser
oceanic plate. What is this process called?
6.
What is formed when oceanic plates move away from one another and magma rises from the cracks?
7.
What is formed when oceanic plates collide with one another?
8.
What is formed when oceanic plates collide with one another?
9.
The term erosion is frequently used incorrectly. How is erosion and weathering different?
10.
Give 2 examples of chemical weathering.
11.
Give 2 examples of physical weathering.
12.
Give 1 example of biological weathering.
13.
Did the eruption of Mount Pinatubo contribute to global warming? Explain
14.
Earthquakes occur along tectonic plate boundaries. Energy that has been stored up for a period of time is
released as vibrations called _________________________________________.
15.
How is a focus and an epicenter for an earthquake different?
16.
True or False - Earthquakes and volcanic eruptions can cause tsunamis.
17.
What happens to the speed of a tsunami as it approaches the coast (shallower water)?
What happens to the height of a tsunami wave as it approaches the coast?
14-2 How are the earth’s rocks recycled?
18.
What is the difference between rocks and minerals?
19.
Complete this chart for the three different types of rocks
Type of rock
Where and how formed
Examples (minimum 2)
20. The rock cycle will be the first chemical (and physical) cycle that we will discuss to help to maintain a
sustainable society. What does the rock cycle have to do with minerals, as a resource?
21. Are minerals renewable or nonrenewable resources?
22. A rock that contains a large amount of a particular mineral, often a metal, to make it profitable for mining and
processing is called a _________________________________________.
23. Name 5 commonly mined metallic minerals.
24. Name 2 commonly mined nonmetallic minerals.