What is the name of the earliest known writing system?
Answer
Cuneiform
16373 Hard Trivia Questions
16373 public questions at this depth. How many can you answer?
Which language family includes Finnish, Estonian, and Hungarian?
Answer
Uralic languages
What is the term for a word's meaning becoming more positive over time?
Answer
Amelioration
What is the hypothesis that language determines thought called?
Answer
Sapir-Whorf hypothesis
Which shoe designer created the 'Kitten heel'?
Answer
Roger Vivier
What is the term for the periodic reversal of Earth's magnetic field?
Answer
geomagnetic reversal
What is the largest living structure on Earth?
Answer
Great Barrier Reef
What is the geological process that creates fold mountains?
Answer
Orogeny
What is the approximate mass of Earth in kilograms?
Answer
5.97 x 10^24 kg
What is the place with the highest average annual rainfall on Earth?
Answer
Mawsynram
What is the name of the ductile layer beneath Earth's lithosphere?
Answer
Asthenosphere
What is the highest active volcano on Earth?
Answer
Ojos del Salado
What is Earth's escape velocity in km/s?
Answer
11.2 km/s
What is Earth's orbital eccentricity?
Answer
0.0167
What is the length of a sidereal day on Earth?
Answer
23 hours 56 minutes
What is the name of the seismic discontinuity between Earth's crust and mantle?
Answer
Mohorovičić discontinuity
What is the estimated age of the Earth in billions of years?
Answer
4.54 billion years
What is the process of Earth's magnetic field polarity reversal called?
Answer
geomagnetic reversal
What theory explains the formation of the Moon?
Answer
giant-impact hypothesis
Which artist won the Grammy for Best Spoken Word Album in 2020?
Answer
Michelle Obama
Which jazz artist won the Grammy for Best Jazz Vocal Album in 2013?
Answer
Esperanza Spalding
What is the name of the theory that unifies electromagnetism and the weak nuclear force?
Answer
electroweak theory
What is the approximate value of the Planck constant in joule-seconds?
Answer
6.626 × 10⁻³⁴
What is the name of the law that gives the wavelength of maximum blackbody radiation?
Answer
Wien's displacement law
What neutrino flavor is primarily produced in the Sun?
Answer
electron neutrino
What quantum principle allows a particle to exist in multiple states simultaneously?
Answer
superposition
What is the hypothetical particle that mediates gravity?
Answer
graviton
What is the approximate value of the Boltzmann constant in joules per kelvin?
Answer
1.38 × 10⁻²³
What is the effect where a material's electrical resistance changes in a magnetic field?
Answer
Magnetoresistance
What is the SI unit of magnetic flux?
Answer
Weber
Which comet was visited by the Rosetta spacecraft in 2014?
Answer
67P/Churyumov–Gerasimenko