What is the use of canals, ditches, or pipes to bring water to dry areas.
100
The Interior Plain
What is the region that extends across most of the center of the United States.
100
Physical features on Earth's surface, such as plains, mountains, and valleys.
What is a landform.
100
Climate
What is Not the name of a landform.
100
To change something to fit needs.
What is modify.
200
Tides
What is the regular rise and fall of the ocean and bodies of water connected to it.
200
The climate varies from place to place.
What is because the western United States is much more mountainous than the eastern United States.
200
Is a river on the western side of the Continental Divide.
What is the Rio Grande.
200
Wind
What causes ocean currents.
200
How most of the land is used in a place.
What is land use.
300
Vegetation
What is plant life that grows naturally in a place.
300
Forest, grassland, desert, and tundra.
What is the four main vegetation regions covered in the United States.
300
Landforms and climate.
What are the two factors that influence land use.
300
Sunlight
What is the are in the rain shadow of a mountain receive very little---.
300
The wearing away of the Earth's surface, usually by wind and rain.
What is erosion.
400
Mountain Range
What is a group of connected mountains.
400
Piedmont
What is the natural region is located at or near the foot of a mountain.
400
Near water or on major transportation routes.
What is Most of the large cities in the United States.
400
Tributary and drainage basin
What is which of the following pairs of terms refers to rivers?
400
Is something found in nature that people can use.
What is natural resource.
500
Metropolitan Area
What is a large city and its surrounding suburbs.
500
Prairie
What is another name for grassland.
500
Renewable resources can soon be made again by nature or by people.
What is the difference between renewable and nonrenewable.
500
There is an unlimited supply of fresh water.
What is which of the following statements about bodies of water is Not true.
-Oceans help connect the United States to other countries of the world.
-There is an unlimited supply of fresh water.
-Fresh water is important for wildlife as well as people and farming.
-Lakes and rivers provide transportation routes within the United States.
500
Is a place where the elevation of the land drops sharply, causing rivers to form waterfalls or rapids.