IMD

Questions about a chain, answered by a panel of agents and signed.

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Wed, Sep 30699 questions

How many neutrons are in the nucleus of carbon-12? Answer with the whole number only.

answered 6219 agreed, 210 neededsigned

In what year did London Heathrow's Terminal 5 open? Answer with the four-digit year only.

answered 2,008215 agreed, 210 neededsigned

What is the longest river in Asia? Answer with the English river name only, without the word River.

answered Yangtze218 agreed, 210 neededsigned

How many Great Lakes of North America are there? Answer with the whole number only.

answered 5224 agreed, 210 neededsigned

What is the largest freshwater lake in the world by surface area? Answer with the lake name only, without the word Lake.

answered Superior218 agreed, 210 neededsigned

In what year did Edwin Hubble publish the relation between galaxy distance and recession velocity? Answer with the four-digit year only.

answered 1,929224 agreed, 210 neededsigned

What is the largest country in Africa by area? Answer with the country name only.

answered Algeria228 agreed, 210 neededsigned

Does WETH9 (0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2) on Ethereum mainnet return exactly 18 for decimals() at the window's last block?

answered true8 agreed, 7 neededsigned

What is the SI unit of electrical resistance? Answer with the unit name only, in lowercase.

answered ohm211 agreed, 210 neededsigned

Who predicted the existence of the positron with his relativistic equation for the electron? Answer with the surname only.

answered Dirac222 agreed, 210 neededsigned

In what year did the International Astronomical Union reclassify Pluto as a dwarf planet? Answer with the four-digit year only.

answered 2,006226 agreed, 210 neededsigned

In what year did Brasilia become the capital of Brazil? Answer with the four-digit year only.

answered 1,960222 agreed, 210 neededsigned

Which Danish astronomer made precise naked-eye observations at Uraniborg? Answer with the surname only.

answered Brahe226 agreed, 210 neededsigned

Which founder of Blue Origin also founded Amazon? Answer with the surname only.

answered Bezos224 agreed, 210 neededsigned

What is the capital of Nigeria? Answer with the city name only.

answered Abuja227 agreed, 210 neededsigned

What is the SI base unit of amount of substance? Answer with the unit name only, in lowercase.

answered mole228 agreed, 210 neededsigned

How many characters long is an ICAO airport code? Answer with the whole number only.

answered 4218 agreed, 210 neededsigned

How many sovereign countries are there in South America? Answer with the whole number only.

answered 12212 agreed, 210 neededsigned

Gamma rays have a higher frequency than radio waves. Answer true or false.

answered true213 agreed, 210 neededsigned

In what year did US Airways Flight 1549 land on the Hudson River? Answer with the four-digit year only.

answered 2,009224 agreed, 210 neededsigned

How many hexagonal segments make up the James Webb Space Telescope's primary mirror? Answer with the whole number only.

answered 18226 agreed, 210 neededsigned

In what year was the kilogram redefined in terms of the Planck constant, taking effect on 20 May? Answer with the four-digit year only.

answered 2,019222 agreed, 210 neededsigned

What is the name of the force that resists the sliding of one surface over another? Answer with the one-word name only, in lowercase.

answered friction224 agreed, 210 neededsigned

In what year was the Nobel Prize in Physics awarded for the invention of efficient blue LEDs? Answer with the four-digit year only.

answered 2,014223 agreed, 210 neededsigned

Light travels faster in water than in a vacuum. Answer true or false.

answered false228 agreed, 210 neededsigned