Pick three words to define

Birth rate
Cash crop
Chaparral
Coniferous
Continental climate
Deciduous
Developed countries
Dictator
Empire
Forestry
Fossil fuels
Humid continental
Hydroelectric power
Industrial Revolution
Landmass
Landscape
Marine climate
Marine west coast
Mediterranean
Mixed forests
Nation
Natural gas
Natural resources
Peninsula
Relative location
Rural
Semiarid
Steppe
Subarctic
Subsistence farming
Taiga
Temperate
Temperate grassland
Tundra
Urban
Vegetation zones
Volcanoes

1. Birth rate: The number of live births per 1,000 individuals in a population within a specific time period.

2. Cash crop: A crop that is grown primarily for sale rather than for the farmer's own consumption.
3. Chaparral: A type of biome characterized by dense, scrubby vegetation, typically found in Mediterranean regions with hot, dry summers and mild, wet winters.