History
Astronomy
WW2
Chemistry/Physics
COVID
100

The USA declared independence in this year

1776

100

Number of planets in the solar system

8 (officially)

9 (for Pluto purists)

100

Date that Germany invaded Poland (official start of WW2 in Europe)

September 1, 1939

100

The colloquial name for "dihydrogen monoxide"

Water

100

Animal theorized to have originally carried the virus

Bats

200

Name of the legislation passed in 1820 to balance the number of slave and free states in the USA

Missouri Compromise

200

Hypothetical method of traversing spacetime faster than light - theorized to exist at the center of some black holes

Wormhole

200

Name of the leader of the Manhattan project

J. Robert Oppenheimer

200

Acceleration of the earth's gravity

9.8 m/s^2 

32.17 ft/s^2

200

First COVID cases recognized in this month in Wuhan

November 2019

300

Name of the wars between Rome and Carthage around 150-250 BC

Punic Wars

300

Detectable everywhere with certain telescopes, and evidence of the big bang

Cosmic background radiation

300

Approximate death toll during WW2 (soldiers + civilians)

60-85 million

300

Synthesis of this chemical was instrumental in increasing agricultural yields, as well as producing explosives

Ammonia, in the Haber-Bosch process

300

This controversial theory about the virus's origins has regained traction recently as a probably cause of the pandemic

Lab Leak Hypothesis

400

Year that Constantinople was taken by the Ottomans, and the end of the Roman Empire

1453

400

An extremely active black hole, which emits light from its accretion disk

Quasar

400

Country that first invented HEAT based weaponry

USA

400

The property that determines a light's color

Wavelength/frequency

400

New type of vaccine developed against the virus

mRNA

500
Name of the First Dynasty of China

Qin

500

Class of Star that the sun is (OBAFGKM)

G(2V)

500

Most consequential naval battle of the Pacific in June 1942

Midway

500

Name this chemical: KNO3

Potassium nitrate

500

Average mortality of COVID cases

~1.4%

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