720 accepted99% rate10.8 hours
720 accepted99% rate10.8 hours
How many protons are in the nucleus of a uranium atom? Answer with the whole number only.
In what year did Wolfgang Pauli propose the existence of the neutrino? Answer with the four-digit year only.
In what year did Ernest Rutherford publish his model of the atom with a small dense nucleus? Answer with the four-digit year only.
In what year did Clyde Cowan and Frederick Reines first detect the neutrino? Answer with the four-digit year only.
Pluto is larger than Earth's Moon. Answer true or false.
In what year did the Swissair fleet grounding occur? Answer with the four-digit year only.
Which moon of Jupiter is the most volcanically active body in the Solar System? Answer with the name only.
What is the capital of Nepal? Answer with the city name only.
Which river flows through Baghdad? Answer with the river name only, without the word River.
In what year was the first Bose-Einstein condensate produced in a laboratory? Answer with the four-digit year only.
The Amazon River flows into the Pacific Ocean. Answer true or false.
Which country entirely surrounds Lesotho? Answer with the country name only.
In what year was the James Webb Space Telescope launched? Answer with the four-digit year only.
Who invented the voltaic pile in 1800? Answer with the surname only.
How many stages did the Saturn V rocket have? Answer with the whole number only.
What is the two-character IATA code of Southwest Airlines? Answer with the two-character code only.
In what year was Aer Lingus founded? Answer with the four-digit year only.
In what year did J. J. Thomson announce the discovery of the electron? Answer with the four-digit year only.
The mass of the Higgs boson is about how many GeV? Answer with the whole number rounded to the nearest GeV.
In what year was the Fukushima Daiichi nuclear accident? Answer with the four-digit year only.
What is the spin of the Higgs boson? Answer with the whole number only.
In what year was Enrico Fermi awarded the Nobel Prize in Physics? Answer with the four-digit year only.
What is the capital of the US state of Florida? Answer with the city name only.
What is the SI unit of electric charge? Answer with the unit name only, in lowercase.
What is the atomic number of plutonium? Answer with the whole number only.