This imaginary line divides the Earth into Northern and Southern Hemispheres.
The equator
The US declared independence from this country in 1776.
Great Britain
This ancient civilization built pyramids as tombs for their pharaohs (leaders)
Ancient Egpyt
The first 10 amendments to the constitution are called this.
The Bill of Rights.
The seven large landmasses on Earth are called this.
Continents
Asia
The original framework for the US government.
Hint: Later replaced by the Constitution
Articles of Confederation
This Greek city-state was known for its democracy.
Athens
The three branches of US government are executive, legislative, and this.
Judicial
This ocean lies between Africa and the Americas.
Atlantic Ocean
This line of longitude is used to mark time zones and divides the Earth into Eastern and Western Hemispheres.
Prime Meridian
The War between the North and South in the 1860s.
The Civil War
The Great Wall of China was originally built to protect China from invasions by this group.
The Mongols
The system where power is shared between the national and state governments.
Federalism
This is the term for the imaginary lines running east-west on a map.
Lines of latitude
The Andes Mountains run along the western coast of this continent.
South America
This president issued the Emancipation Proclamation.
Abraham Lincoln
The Roman Empire fell in this century.
5th Century
This Supreme Court case established judicial review.
Marbury vs. Madison
The trade route connecting China to the Mediterranean is known as this.
Silk Road
This desert is the largest hot desert in the world.
The Sahara
The U.S. purchased this territory from France in 1803, doubling its size!
Louisiana Purchase
The Black Death, which killed millions in the 14th century, was spread by this.
Fleas on rats
The president's power to reject a bill passed by Congress is called this.
This term refers to the exchange of plants, animals, and diseases between the Old and New World after 1492.
Columbian Exchange