This is the common name for the phenomenon where hot air rises and cool air sinks.
Convection
Often called the "Eternal City," this Italian capital is home to the Colosseum.
Rome
This large, flightless bird is native to Australia.
Emu
This gas makes up the majority of Earth's atmosphere.
Nitrogen
This British band, known as the "Fab Four," had hits like "Hey Jude" and "Yesterday."
The Beatles
This term for overly powerful businesses shares its name with a popular board game
Monopoly
This city was divided east and west by a wall until 1989
Berlin
The collective noun for a group of crows is this.
The smallest unit of matter that retains an element's chemical identity is this.
Atom
Batman broods atop rooftops in this perpetually gloomy city
Gotham
This is the study of humanity, encompassing human origins, behavior, societies, and cultures, both past and present
Anthropology
The banks of this large river run alongside London
River Thames
Octopus and cuttlefish have large amounts of hemocyanin proteins, turning their blood this color
Blue
Earthquake magnitudes are measured using this
Richter scale
The Simpsons have had this many different cats, each named Snowball
Five
This famous fictional detective lives at 221B Baker Street.
Sherlock Holmes
Shibuya Crossing is an iconic intersection in this densely populated city
Tokyo
Etymologists will likely show you their research on these animals
Phobos and Deimos are both captured asteroids, now orbiting as moons around this planet
Mars
According to Netflix, their most viewed program of all time is this
Wednesday: Season 1
In Greek mythology, this hero famously slew the Minotaur.
Theseus
With an estimated 32.4 million visitors in 2024, this is the most visited city on Earth
Potoo
This the typical lifespan of a human red blood cell
120 days / 4 months
Monkey D. Luffy is after the One Piece, a legendary treasure hidden by this pirate
Gol D. Roger