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Restless Earth
Restless Earth
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Restless Earth Geography
Flashcards
13 cards
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Practice quiz
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Questions
13
Answers
1
Which of the following statements about continental crust is FALSE
Is low density
Is 30-50km thick
Is found under oceans
Made of granite
2
What is the inner core made from?
Solid Iron and Nickel
Liquid Iron and Nickel
Solid Rock
Molten Rock
3
The magnetic field around the earth is created by the rotation of the....
Mantle
Asthenophere
Crust
Inner and Outer Core
4
How did the little Ice Age affect farmers?
All of these
Wheat and Oats didn't ripen
Started growing potatoes
10-20% of farmers died
5
What are plumes?
when volcanoes erupt
hotspots on the earth's surface
radioactive decay in the core
Where heat moves to the surface in the mantles
6
What is the scale to measure the strength of seismic waves?
Mercalli Scale
Seismic Scale
Richter Scale
Beaufort Scale
7
Which of the following is NOT a technique to make buildings earthquake proof?
Flexible steel frame
Cross Bracing
Strong, Double glazed windows
Shallow foundations
8
Which of the natural theories of climate change mentions Milankovitch Cycles?
Orbital Theory
Sunspot Theory
Eruption Theory
Asteriod Collision
9
Subduction Zones, Earthquakes, Tsunami's and Volcanoes are found at....
Constructive Plate Boundaries
Destructive Plate Boundaries
Conservative Plate Boundaries
Collision Plate Boundaries
10
The recent earthquake in the Himalayas (Nepal) was at what type of plate boundary?
Destructive
Constructive
Collision
Conservative
11
Which of these layers is the hottest?
Mantle
Crust
Outer Core
Inner Core
12
Which of the following is
not
a primary effect of volcanic eruptions?
Volcanic Gases
Food Shortages
Lava
Pyroclastic Flows
13
Which of the following plate boundaries is where plates are moving apart?
Constructive
Collision
Destructive
Conservative
