This is the most abundant element in the universe.
Hydrogen
The year the Declaration of Independence was signed.
1776
This actor played the Joker in The Dark Knight (2008).
Heath Ledger
The continent with the most countries.
Africa
I speak without a mouth and hear without ears. I have no body, but I come alive with wind.
Echo
This scientist proposed the theory of evolution by natural selection.
Charles Darwin
This empire was known for its road system and was conquered by Spanish conquistadors.
Inca Empire
This 2023 film was both a hit and a satire about gender and consumerism.
Barbie
The longest river in the world.
Nile River
The more you take, the more you leave behind. What am I?
Footsteps
The number of chromosomes in a typical human cell.
46
The country where the Industrial Revolution began.
England
This Canadian artistβs album After Hours featured βBlinding Lights.β
The Weeknd
The Prime Meridian runs through this city.
London
What comes once in a minute, twice in a moment, but never in a thousand years?
The letter "M".
This law states that volume and temperature are directly proportional at constant pressure.
Charles's Law
This U.S. President issued the Emancipation Proclamation.
Abraham Lincoln
Author of the A Song of Ice and Fire book series.
George R.R. Martin
This U.S. state is closest to Russia.
Alaska
I can be cracked, made, told, and played. What am I?
A joke.
This branch of physics deals with the behavior of particles on a very small scale.
Quantum mechanics
He led a nonviolent movement for Indiaβs independence from British rule.
Mahatma Gandhi
This rapper was awarded a Pulitzer Prize for his 2017 album.
Kendrick Lamar
The smallest country in the world by area.
Vatican City
I have keys but no locks, space but no room, and you can enter but not go outside.
A keyboard.