Geography 🌍 Flashcards

1
Q

What tectonic event occurred in Haiti on January 12, 2010?

A

The Port-au-Prince earthquake.

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2
Q

True or False: The Port-au-Prince earthquake had a magnitude of 7.0.

A

True.

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3
Q

What is the primary cause of earthquakes like the one in Port-au-Prince?

A

The movement of tectonic plates.

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4
Q

Fill in the blank: The Port-au-Prince earthquake primarily affected the _______ region of Haiti.

A

WestπŸ₯°

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5
Q

What was one major consequence of the Port-au-Prince earthquake?

A

Widespread destruction and loss of life.

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6
Q

Short Answer: Name one type of tectonic plate boundary involved in earthquake activity.

A

Transform, divergent, or convergent.

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7
Q

True or False: The Port-au-Prince earthquake resulted in significant international humanitarian aid.

A

True.

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8
Q

What is the Richter scale used for?

A

To measure the magnitude of earthquakes.

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9
Q

The port au prince earthquake was in which country

A

Haiti

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10
Q

What are the edges of tectonic plates called?

A

Plate boundaries

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11
Q

Where in the world do most earthquakes happen?

A

The americas and asia

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12
Q

What is an example of two tectonic plates moving towards eachother?

A

African plate and the antartic plate

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13
Q

What is an example of two tectonic plates moving past eachother?

A

North American plate and the Eurasian plate

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14
Q

What is a richter scale?

A

A richter scale measures magnitude by measuring the shockwave using a seismograph

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15
Q

What is a mecalli scale?

A

A mechalli scale measures the impact or damage to buildings caused by an earthquake

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16
Q

What shockwave is faster, primary or secondary ones?

A

Primary

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17
Q

What magnitude earthquake was the one in Haiti?

A

Magnitude 7

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18
Q

What time did the Haiti earthquake happen?

A

4:53 pm

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19
Q

Where does the magma come from that comes out from volcanoes?

A

Inside the earth

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20
Q

What is a supervolcano?

A

A volcano 1000x bigger than a regular one that has potential to profuce an eruption with major effects on global climate and ecosystem

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21
Q

Where are most supervolcanoes located?

A

Near the point boundaries

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22
Q

What is the definition of a superpower nation?

A

An extremely powerful country one that is capable of influencing international events, its power can be felt across the whole world

23
Q

What are the main factors for a country to be a superpower?

A

Size, location, population, resources, milatary power, economic power, soft power, political power

24
Q

What are the BRIC nations?

A

Brazil, Russia, India, China

25
What are the MINT nations?
Mexico, Indonesia, Nigeria, Turkey
26
What is a uni-polar world system?
Where most of the worlds regions economic, social, culturual aspects are influenced by a single state/country
27
What is a bi-polar world sytem?
A system of world order in which the majority of global economic, miliatary, and culturual influence is held between two states/countries
28
What is a multi-polar world system?
Where power is distributed at among 3 significant countries
29
Are BRIC and MINT nations emerging superpowers?
Yes
30
What do convection currents do in the mantle?
They move tectonic plates
31
What is the source of heat driving the convection currents?
Radiocative decay happening deep inside the earth
32
What is an epicentre?
The point on the earths surface directly above the fows of an earthquake
33
What is a fault line?
A line on the earths surface that traces the geological fault
34
What is the focus?
The point where the earthquake happens, where stress is builded up and released between 2 plates
35
What rock type is in contiental plates?
Granite
36
What rock type is in oceanic plates?
Basalt
37
What are secondary effects of earthquakes?
Tsunamis, landslides and aftershocks
38
What are 4 layers of the earth?
Crust, mantle, outer core, inner core
39
What is the thinnest layer on the earth?
The crust
40
What is the thickest layer on the earth?
The mantle
41
What is the most inner part of the earth?
The inner core
42
What happens to the temperature as you go deeper into the earth?
Its gets hotter
43
What was the big continent called that alfred wegner discovered
Pangaea
44
What is the name of the process in how the continents moved away from eachother?
Continetial Drift
45
Which layer of the earth is broken up into tectonic plates?
The crust
46
Which layer of the earth is the hottest
Inner core
47
Which layer of the earth has convection currents
The mantle
48
Which tectonic plate do we live on?
The eurasian plate
49
Which plate boundary caused the 2004 Indian Ocean tsunami?
Convergent (destructive)
50
Which country was most affected by the Indian Ocean tsunami?
Indonesia
51
True of false: a tsunami wave flows in one direction towards the cost
False
52
What is the advice given to students in earthquake prone countries?
Drop, cover, hold on
53
Is cross bracing a good method of seismic proofing?
Yes
54
What country has the largest milatary in terms of peoples?
China