Mexico is the world’s top silver producer, with major mines like Peñasquito contributing significantly to global supply. Its long history of silver mining and favorable geology ensure its dominance, supporting industries like jewelry, electronics, and solar energy.
852
What is the name of the boundary between Sudan and South Sudan?
The Sudan-South Sudan border, established after South Sudan’s independence in 2011, is not referred to by a specific named line like the Green Line. It follows colonial-era boundaries, with disputes in areas like Abyei.
853
Approximately what is the current world population (as of 2024)?
The global population reached approximately **8.2 billion** people in 2024, continuing its growth trajectory, although the annual growth rate has slowed down over the past decades. The 7 billion mark was crossed around 2011.
854
In which city is Tahrir Square, a significant public space, located?
Tahrir Square, a major public space and site of the 2011 Egyptian Revolution, is in Cairo, Egypt. Unlike Baghdad, Damascus, or Tehran, Cairo’s Tahrir Square is globally significant, as correctly noted in the document.
Estonia adopted the Euro as its official currency in 2011, replacing the Estonian Kroon. The Euro is used across the country, aligning Estonia with other European Union member states.
Dermatology is the branch of medicine concerned with the diagnosis and treatment of skin disorders. Geology is the study of the Earth. Orology is the study of mountains. Ecology is the study of organisms and their environment.
Orology is the study of mountains and their formation. Geology is the study of the Earth's physical structure. Dermatology is the study of skin. Psephology is the study of elections.
Psephology is the statistical study of elections and voting trends. Demography is the study of population statistics. Geology is the study of the Earth. Vexillology is the study of flags.
859
The science which deals with the properties of sound.
Acoustics is the branch of physics concerned with the properties of sound. Logic is the science of reasoning. Geology is the study of the Earth. Numismatics is the study of coins.
860
The study of the Earth’s physical structure and substance.
Geology is the science that deals with the earth's physical structure and substance, its history, and the processes which act on it. Ecology is the study of organisms and their environment. Orology is the study of mountains. Dermatology is the study of skin.
