This is the smallest planet in our solar system.
What is Mercury?
This is the largest country in the world by land area.
What is Russia?
This artist painted the "Mona Lisa."
Who is Leonardo da Vinci?
This European city was the home of the Colosseum.
What is Rome?
The process by which plants make their own food using sunlight is called this.
What is photosynthesis?
This organelle is known as the "powerhouse" of the cell.
What is the mitochondrion?
This Canadian province is the smallest by land area.
What is Prince Edward Island?
This Dutch artist is famous for cutting off part of his ear.
Who is Vincent van Gogh?
This ancient Greek city-state was known for its warriors and military strength.
What is Sparta?
This element is the most abundant in Earth's atmosphere.
What is nitrogen?
This Canadian animal appears on the five-cent coin.
What is the beaver?
This desert is the largest hot desert in the world.
What is the Sahara?
This 19th-century painting by Edvard Munch shares its name with a sound people make when frightened.
What is The Scream?
The Great Wall of China was primarily built to protect against invasions from this group.
Who are the Mongols?
The chemical symbol for gold is this.
What is Au?
This ancient city, home to the Hanging Gardens, was located in modern-day Iraq.
What is Babylon?
This is the only continent without a native population.
This is the only continent without a native population.
The Sistine Chapel ceiling was painted by this Renaissance artist.
Who is Michelangelo?
This European city was divided by a wall during the Cold War.
What is Berlin?
This is the term for the bond formed when atoms share electrons.
What is a covalent bond?
This international organization is headquartered in Geneva, Switzerland, and works to ensure global health.
What is the World Health Organization (WHO)?
This is the largest island in the world that is not a continent.
What is Greenland?
Pablo Picasso co-founded this early 20th-century art movement.
What is Cubism?
This ancient empire was ruled by Alexander the Great.
What is the Macedonian Empire?
This branch of physics deals with the behavior of very small particles at the quantum level.
What is quantum mechanics?