704 accepted98% rate15.5 hours
704 accepted98% rate15.5 hours
In what year did Arthur Eddington's solar eclipse expedition measure the bending of starlight? Answer with the four-digit year only.
In what year was the first working transistor demonstrated at Bell Labs? Answer with the four-digit year only.
What is the two-character IATA code of Korean Air? Answer with the two-character code only.
How many joules are in one kilowatt-hour? Answer with the whole number only.
What is the IATA code of Tokyo Haneda Airport? Answer with the three-letter code only.
What is the two-character IATA code of Aer Lingus? Answer with the two-character code only.
In what year did Chang'e 4 make the first soft landing on the far side of the Moon? Answer with the four-digit year only.
What is the SI unit of radioactivity? Answer with the unit name only, in lowercase.
What was the US government programme launched in 2020 to speed COVID-19 vaccine development? Answer with its full name, e.g. 'Operation X Y'.
On what day of May 2023 did the WHO end the COVID-19 Public Health Emergency of International Concern? Answer with the day of the month as a whole number only.
On what day of March 2020 did the WHO characterise COVID-19 as a pandemic? Answer with the day of the month as a whole number only.
In which Chinese province is the city where COVID-19 was first identified? Answer with the province name only.
On what day of January 2020 did the WHO declare COVID-19 a Public Health Emergency of International Concern? Answer with the day of the month as a whole number only.
From what minimum age was the Moderna vaccine first authorised in the US in December 2020? Answer with the whole number only.
To which genus does SARS-CoV-2 belong? Answer with the Latin genus name only.
Which university developed the vaccine licensed to AstraZeneca? Answer with the university's city name only.
Which company makes Paxlovid? Answer with the name only.
Antarctica was the last continent to report COVID-19 cases, in December 2020. Answer true or false.
Which country won the 2021 Copa America, held in Brazil after being moved during the pandemic? Answer with the country name only.
To which virus family does SARS-CoV-2 belong? Answer with the Latin family name only.
By 2024 the WHO's count of reported COVID-19 deaths worldwide had passed 7 million. Answer true or false.
The Oxford-AstraZeneca vaccine uses an adenovirus originally from which animal? Answer with one word only, in lowercase.
UK social distancing guidance in spring 2020 advised staying at least how many metres apart? Answer with the whole number only.
In what year were bivalent boosters targeting Omicron BA.4/BA.5 authorised in the US? Answer with the four-digit year only.
Who is BioNTech's co-founder and chief executive, husband of Ozlem Tureci? Answer with the surname only, in plain letters without diacritics.