latests
The Berlin Wall was built in which year?
A) 1945
B) 1953
C) 1961
D) 1989
The Berlin Wall was erected in 1961 by East Germany to prevent emigration, becoming a symbol of Cold War division until 1989.
latests
A)
Thomson
B)
Rutherford
C)
Bohr
D)
Planck
J.J. Thomson discovered the electron in 1897 using cathode ray experiments, a major step in atomic physics.
latests
A)
Mesopotamian
B)
Indian
C)
Persian
D)
Greek
The Vedas, composed in Sanskrit around 1500–500 BCE, are the oldest sacred scriptures of Hinduism, guiding rituals and philosophy.
latests
A)
Rutherford
B)
Bohr
C)
Einstein
D)
Fermi
Ernest Rutherford discovered the nucleus and pioneered nuclear physics, earning the title “father of nuclear physics.”
latests
A)
Banting & Best
B)
Watson & Crick
C)
Pasteur & Koch
D)
Curie & Curie
Frederick Banting and Charles Best discovered insulin in 1921, revolutionizing treatment of diabetes and saving millions of lives.
latests
A)
Roman
B)
Nabataean
C)
Persian
D)
Byzantine
Petra in Jordan was built by the Nabataeans, known for rock-cut architecture and advanced water systems.
latests
A)
Volcanoes
B)
Earthquakes
C)
Oceans
D)
Atmosphere
Seismology is the study of earthquakes and seismic waves, helping scientists understand Earth’s interior and predict seismic risks.
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)
Roman
B)
Persian
C)
Incan
D)
Ottoman
The Achaemenid Persians built the Royal Road to link their vast empire, facilitating trade, communication, and military movement.
latests
A)
Australia
B)
Indonesia
C)
Philippines
D)
Fiji
The Great Barrier Reef, the world’s largest coral system, lies off the coast of Queensland, Australia.
latests
A)
Oxygen
B)
Sulfur dioxide
C)
Nitrogen
D)
Helium
Sulfur dioxide emitted from fossil fuel combustion oxidizes to sulfuric acid in the atmosphere, contributing to acid rain.
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