| A | B |
| Acid Rain | rain containing high amounts of chemical polltants |
| Air Pollution | Contamination of the air caused by such things as vehicles and factories |
| Allies | The name given to the countries united agauinst the Axis Powers in World War II. These countries were The United Staes, Britain, France, the Soviet Union. |
| Artifacts | Objects made by early people |
| Axis Powers | Germany, Italy, and Japan that fought against the Aliies in WWII |
| Berlin Wall | A wall that divided East(communists) and West Berlin (free). It was built to keep the East Germans from running to freedom |
| Cardinal Directions | the basic directions on a map called North, South, East, and West |
| Chernobyl | site of deadly nuclear accident in Ukraine in 1986 |
| Christianity | A world religion that worships one god, Jesus who Christians believe was sent to earth and died on the cross to save humanity |
| Christopher Columbus | Navigator sent by Spain to find a westerly route to Asia |
| Quota | The number limit on how many items of a particular product from a particular country can be imported |
| GDP | The total value of goods and services produced by a country in a year. |
| Soviet Union | Former name of Russia and other communist countries; broke up in 1991 |
| Penal Colony | A place settled by convicts or prisoners. British founded the first colony in Australia |
| Prince Henry the Navigator | Prince of Portugal who supported navigation for his country |
| Russian Revolution | The war fought in 1917 by the Russian people in order to change Russias |
| Cultural Features | Features of the Earth that are man made |
| Physical Features | Features of the Earth that are part of nature |
| Map Scale | A section on a map that shows what symbols on the map represent |
| Cardinal Directions | North (N), South (S), East (E), and West (W) |