Antarctica Flashcards
What is the southernmost continent on Earth?
Antarctica
True or False: Antarctica is a desert.
True
What is the primary reason Antarctica is considered a desert?
It receives very little precipitation.
Fill in the blank: The Antarctic Circle is located at _____ degrees south latitude.
66.5
Which ocean surrounds Antarctica?
Southern Ocean
What is the largest ice sheet in the world located in Antarctica?
Antarctic Ice Sheet
How much of the world’s freshwater is stored in Antarctica?
About 60%
What is the name of the highest peak in Antarctica?
Mount Vinson
True or False: Antarctica has a permanent human population.
False
Which country operates the southernmost permanently inhabited research station?
Argentina (Esperanza Base)
What treaty governs international relations regarding Antarctica?
Antarctic Treaty
When was the Antarctic Treaty signed?
1961
What is the primary purpose of the Antarctic Treaty?
To ensure that Antarctica is used for peaceful purposes and scientific research.
Which animal is known as the largest land predator in Antarctica?
The Antarctic seal
Fill in the blank: The primary type of penguin found in Antarctica is the _____ penguin.
Emperor
What phenomenon causes the long periods of daylight or darkness in Antarctica?
Polar day and polar night
True or False: Antarctica is home to a diverse range of plant life.
False
What type of climate is found in Antarctica?
Polar climate
What is the average temperature in Antarctica during winter?
Around -20 degrees Celsius (-4 degrees Fahrenheit)
Which country has the largest number of research stations in Antarctica?
The United States
What is the main source of food for penguins in Antarctica?
Krill
Fill in the blank: The Antarctic Peninsula is the _____ part of the continent.
most northerly
What is the primary threat to the Antarctic ecosystem?
Climate change
Which type of ice is formed from the freezing of seawater?
Sea ice
True or False: The Antarctic Ice Sheet is shrinking.
True
What is the name of the area in Antarctica where the ozone layer has been depleted?
Ozone hole
What are icebergs primarily made of?
Freshwater ice
What type of research is primarily conducted in Antarctica?
Scientific research
Fill in the blank: The main research focus in Antarctica includes _____ and climate studies.
Glaciology
What is the term for the seasonal melting and freezing of sea ice in Antarctica?
Sea ice cycle
Which continent is considered a natural laboratory for studying climate change?
Antarctica
What is the term for the large floating sheets of ice that break off from glaciers?
Icebergs
True or False: Antarctica has no native terrestrial mammals.
True
What is the primary source of information about Antarctica’s past climate?
Ice cores
Which type of whale is commonly found in Antarctic waters?
Blue whale
Fill in the blank: The primary vegetation found in Antarctica includes _____.
Lichens and mosses
What is the main reason for the high albedo effect in Antarctica?
The reflection of sunlight by ice and snow
Which two countries have territorial claims in Antarctica?
Argentina and Chile
What is the main purpose of the Antarctic Conservation Act?
To protect the Antarctic environment and its ecosystems.
What is the term for meltwater that flows into the ocean from glaciers?
Glacial runoff
True or False: The Antarctic ecosystem is highly resilient to climate change.
False
What type of rock formations are primarily found in Antarctica?
Metamorphic and igneous rocks
Fill in the blank: The Antarctic continent is roughly _____ times the size of Australia.
1.3
What is the primary reason for the presence of research stations in Antarctica?
Scientific research
Which organization is responsible for coordinating international scientific research in Antarctica?
The Scientific Committee on Antarctic Research (SCAR)
What is the term for the seasonal migration of animals, such as whales, in and out of Antarctic waters?
Migration
True or False: Antarctica has a more extreme climate than the Arctic.
True
What is the main impact of melting ice sheets on global sea levels?
Rising sea levels
Fill in the blank: The main research conducted on the Antarctic Peninsula focuses on _____ change.
Climate
What is the primary characteristic of the Antarctic ecosystem?
It is specialized and fragile.
Which bird species is known for its long-distance migration to Antarctica?
Arctic tern
True or False: The Antarctic continent experiences volcanic activity.
True
What is the term for the process by which glaciers flow and reshape the land?
Glacial erosion
Fill in the blank: The Antarctic Treaty prohibits _____ military activity.
Any
What is the name of the large ice shelf that is a significant part of Antarctica?
Ross Ice Shelf
Which mammal is known for its thick blubber and is found in Antarctic waters?
Elephant seal
What is the term for the study of glaciers and ice sheets?
Glaciology
True or False: The Antarctic region is home to many species of trees.
False
What is the primary method of transportation for scientists in Antarctica?
Airplane and helicopter
Fill in the blank: The main purpose of the Antarctic Marine Living Resources Convention is to manage _____ resources.
Marine
What is the term for the region where the Antarctic Ice Sheet meets the ocean?
Ice shelf
Which marine animal is a key indicator species for the health of the Antarctic ecosystem?
Krill
True or False: Antarctica is the coldest place on Earth.
True
What is the term for the large expanses of ice that break off from glaciers and float in the ocean?
Icebergs
Fill in the blank: The Antarctic region is characterized by _____ temperatures.
Extremely low
What is the primary reason for the unique wildlife found in Antarctica?
Isolation and adaptation
Which type of seal is known for its distinctive whiskers and is found in Antarctica?
Weddell seal
True or False: Antarctica has no trees.
True
What is the main factor influencing the climate of Antarctica?
Latitude
Fill in the blank: The Antarctic ecosystem relies heavily on _____ for energy.
Sunlight
What is the term for the land area that is permanently covered by ice?
Ice cap
Which type of penguin is the smallest species found in Antarctica?
Little Blue Penguin
True or False: The Antarctic region is experiencing a significant increase in biodiversity.
False
What is the primary impact of human activities on Antarctica?
Pollution and climate change
Fill in the blank: The Antarctic ecosystem is particularly sensitive to _____ changes.
Climate
What is the primary research focus of the British Antarctic Survey?
Environmental science
Which country was the first to establish a research station in Antarctica?
Norway
True or False: The Antarctic region is a significant site for studying global warming.
True
What is the main purpose of the Antarctic Conservation Strategy?
To protect the Antarctic environment.
Fill in the blank: The Antarctic region is critical for studying _____ systems.
Climate