latests
The first successful vaccine ever developed was for which disease?
A) Polio
B) Smallpox
C) Rabies
D) Measles
Edward Jenner developed the smallpox vaccine in 1796, using cowpox material, revolutionizing medicine and disease prevention.
latests
A)
Andrew Wiles
B)
Pierre de Fermat
C)
Euler
D)
G. H. Hardy
Andrew Wiles proved Fermat's Last Theorem in the 1990s, resolving a problem that had stood for over 350 years.
latests
A)
Peso
B)
Real
C)
Dollar
D)
Cruzeiro
Brazil's currency is the Real (BRL), introduced in 1994 as part of economic stabilization efforts to control hyperinflation.
latests
A)
Algebra
B)
Topology
C)
Trigonometry
D)
Geometry
Topology studies spatial properties preserved through stretching or bending, without tearing or gluing, influencing modern physics.
latests
A)
Saturn
B)
Neptune
C)
Jupiter
D)
Uranus
Jupiter is the largest planet, a gas giant with strong magnetic fields and dozens of moons, dominating the outer Solar System.
latests
A)
1890
B)
1903
C)
1914
D)
1920
Orville and Wilbur Wright achieved the first powered flight in 1903 at Kitty Hawk, marking the dawn of aviation history.
latests
A)
Boyle
B)
Dalton
C)
Lavoisier
D)
Avogadro
Antoine Lavoisier standardized chemical nomenclature, discovered oxygen’s role in combustion, and is considered father of modern chemistry.
latests
A)
South America
B)
Central America
C)
North America
D)
Caribbean
The Maya thrived in Central America, particularly Mexico, Guatemala, and Honduras, known for their calendar, writing, and cities.
latests
A)
Galaxy Formation
B)
Universe Expansion Origin
C)
Solar Birth
D)
Black Hole Creation
The Big Bang theory describes the origin of the universe 13.8 billion years ago as a rapid expansion from a singularity.
latests
A)
Civil Wars
B)
Expansion Wars
C)
Roman Peace
D)
Barbarian Invasions
Pax Romana (27 BCE – 180 CE) was a period of relative peace and stability across the Roman Empire, fostering prosperity and growth.
latests
A)
Babylonian
B)
Assyrian
C)
Sumerian
D)
Hittite
The Code of Hammurabi, Babylonian king’s laws from 1754 BCE, is one of the oldest deciphered writings of significant length.
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