Geography of the United States
A natural feature of Earth's surface
What is a landform?
The condition of the air at a certain time and place
What is weather?
Something in the environment that people can use
What is a natural resource?
To change to fit a new set of conditions
What is to adapt?
An underground layer of porous rock that holds water
What is an aquifer?
A deep, narrow valley with steep, rocky sides
What is a canyon?
How hot or cold a place is
What is temperature?
Tools, machines, and buildings
What are capital resources?
The use of tools and scientific knowledge to do work
What is technology?
The only place in the United States with an arctic climate
What is northern Alaska?
An area in which places share similar characteristics
What is a region?
How high the land is above sea level
What is elevation?
The use of wealth and resources in a place
What is economy?
The use of technology to bring water to crops
What is irrigation?
To use a series of actions to make something
What is process?
A line that divides one area or state from another
What is a boundary?
An imaginary line that circles Earth halfway between the North Pole and the South Pole
What is the equator?
Coal, oil, and natural gas
What are nonrenewable resources (fossil fuels)?
A large aquifer near the center of the United States
What is the Ogallala Aquifer?
What are beaches, dunes, and cliffs?
Boundaries not set by laws
What are regional boundaries?
The process in which water vapor (gas) cools and forms small drops
Items people make or grow to sell
What are products?
A use of technology to conserve resources?
Scrubbers, filters, renewable energy (solar panels, wind turbines)
This landform, formed by the Colorado River over millions of years, cuts through the Colorado Plateau
What is the Grand Canyon?