Which climate receives less than 10 inches of rainfall per year?
desert
What do you call an area in which many features are similar?
a region
How would you describe the landform known as the Coastal Plain?
flat low land along the Atlantic Ocean
Name the four climate zones found in the United States
arctic, desert, temperate, and tropical
What bodies of water did people build dams across to form reservoirs?
rivers
temperature
A region's climate is one feature used to describe its ________.
enviornment
What has worn down the peaks of the Appalachian Mountains over time?
erosion
Why does Florida get so much rain?
It is in a tropical climate close to the ocean.
How is the climate of the Northeast different from that of much of the Southwest?
It is colder and wetter
water that falls to earth's surface as rain, sleet, or snow is called
precipitation
What are the oldest mountains in the United States called?
The Appalachian Mountains
a high, flat area of land
plateau
What are the three largest countries in North America?
The United States, Canada, and Mexico
To help crops grow, ___________ can be used to bring water to a normally dry area.
irrigation
Moisture in the air is also called
humidity
Which regions are best for farming?
The plains
What are features such as mountains, hills, valleys, and plains called?
landforms
soil, plants, water, and minerals are some of the _____________ that people can use.
natural resources
a stream or river that flows into a larger stream or river is called a ___________.
tributary
The kind of weather a place has over a long period of time is called
climate
The is the largest river in the United States called?
The Mississippi River
a low, bowl-shaped land with higher ground around it is called _________
basin
Where in the United States can you find the Grand Canyon?
The West
What are the major landforms in the United States?
plains, plateaus, hills, mountains, rivers, lakes, oceans, and valleys