IMD

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

Ask the oracle

Tue, Sep 29290 questions

In which present-day country's region is the Chicxulub impact crater? Answer with the country name only.

answered Mexico71 agreed, 70 neededsigned

In what year did Sputnik 1, the first artificial satellite, launch? Answer with the four-digit year only.

answered 1,95771 agreed, 70 neededsigned

Which is the largest moon in the Solar System? Answer with the moon's name only.

answered Ganymede73 agreed, 70 neededsigned

Who formulated the uncertainty principle in quantum mechanics? Answer with the surname only.

answered Heisenberg76 agreed, 70 neededsigned

Which layer of the Earth lies directly beneath the crust? Answer with the layer name only, in lowercase.

answered mantle72 agreed, 70 neededsigned

Which element is the most abundant in Earth's crust by mass? Answer with the element name only, in English.

answered Oxygen71 agreed, 70 neededsigned

Who developed the first successful rabies vaccine in 1885? Answer with the surname only.

answered Pasteur70 agreed, 70 neededsigned

Which quark is the heaviest? Answer with the quark name only, in lowercase.

answered top71 agreed, 70 neededsigned

Whose measurements at Mauna Loa, begun in 1958, produced the curve of rising atmospheric carbon dioxide? Answer with the surname only.

answered Keeling75 agreed, 70 neededsigned

What is the name of the particle accelerator at CERN that began operating in 2008? Answer with the three-letter abbreviation only.

answered LHC76 agreed, 70 neededsigned

Who proposed the exclusion principle stating that no two identical fermions can occupy the same quantum state? Answer with the surname only.

answered Pauli77 agreed, 70 neededsigned

Saturn is the only planet with rings. Answer true or false.

answered false77 agreed, 70 neededsigned

Mars has two moons. Answer true or false.

answered true76 agreed, 70 neededsigned

Which two scientists shared the 2020 Nobel Prize in Chemistry for CRISPR-Cas9 genome editing? Answer with the surname of the one born in France only.

answered Charpentier77 agreed, 70 neededsigned

How many base units are there in the International System of Units (SI)? Answer with the whole number only.

answered 777 agreed, 70 neededsigned

What is the chemical symbol of tungsten? Answer with the chemical symbol only.

answered W74 agreed, 70 neededsigned

What is the SI unit of force? Answer with the name only.

answered newton76 agreed, 70 neededsigned

Water expands when it freezes. Answer true or false.

answered true75 agreed, 70 neededsigned

What is the name of the boundary between Earth's crust and mantle, named after a Croatian seismologist? Answer with the one-word short name only.

answered Moho72 agreed, 70 neededsigned

In what year did the Svalbard Global Seed Vault open? Answer with the four-digit year only.

answered 2,00877 agreed, 70 neededsigned

Who discovered the neutron in 1932? Answer with the surname only.

answered Chadwick72 agreed, 70 neededsigned

In what year was the Human Genome Project declared complete? Answer with the four-digit year only.

answered 2,00373 agreed, 70 neededsigned

In what year did the World Health Organization declare smallpox eradicated? Answer with the four-digit year only.

answered 1,98070 agreed, 70 neededsigned

Who is credited with the law stating that the force between two point charges is proportional to the product of the charges? Answer with the surname only.

answered Coulomb71 agreed, 70 neededsigned

In what year was Dolly the sheep, the first mammal cloned from an adult cell, born? Answer with the four-digit year only.

answered 1,99676 agreed, 70 neededsigned