What is the major river that runs through London?
The Thames
Which ancient civilization built the city of Machu Picchu in the Andes Mountains?
The Inca
Which famous U.S. canyon exposes nearly 2 billion years of geologic history in its rock layers?
The Grand Canyon
What phenomenon causes light to bend when it passes from one medium to another?
Refraction
Which river is the longest in the world?
The Nile
Which empire dominated much of present-day Mexico before being conquered by the Spanish in the early 1500s?
The Aztec Empire
What do we call molten rock beneath Earth’s surface?
Magma
What should someone drink if they accidentally drank antifreeze?
Ethanol (alcohol)
What is the largest desert in the world?
Antarctica
What was the name of the Native American confederacy made up of six nations in what is now New York State?
The Iroquois
What is the sharpest naturally occurring substance on Earth?
Obsidian
What is the chemical symbol for gold?
Au
What is the capital city of Iceland?
Reykjavík
What ancient city with large earthen mounds existed in what is now modern day St. Louis?
Cahokia
What are the white cliffs of Dover composed of?
Calcium Carbonate (chalk)
What do you call a substance that speeds up a chemical reaction without being consumed?
A catalyst
Mount Kilimanjaro is located in which African country?
Tanzania
What group of people founded Carthage?
The Pheonicians
What is the major geological unit that directly produces many of the red sandstone outcrops along Colorado’s Front Range, including the iconic ones at Red Rocks?
The Fountain Formation
What is the largest organ in the human body?
The skin