a body of salt water that covers a large part of the Earth's surface
100
What are the 3 largest countries in the United States?
Canada, Mexico, and United States
100
The Central Plains and the Great Plains make up what landform region?
Interior Plains
100
What is a tributary?
a stream or river that flows into a larger river or stream
100
What are the 4 factors that affect where people live?
climate, water, landforms, and soil
200
What is a mountain range
a group of mountains connected together
200
What is the definition of contiguous?
next to each other
200
Landforms are shapes in the land created by what?
Nature
200
What is the largest river system in the U.S.?
The Mississippi River and tributaries
or
The Mississippi River System
200
What are the 4 main vegetation regions in the U.S.?
forest, grassland, dessert, and tundra
300
What is a river?
a long body of water that flows over the land
300
What is the definition of region?
an area in which many features are similar
300
What is a landform region?
a region with similar regions throughout
300
What are the 3 largest tributaries to the Mississippi River?
Ohio River, Missouri River, Arkansas River
300
What are the 3 factors affecting the climate of a place?
how far the place is from the equator, the place's elevation, and its distance from a large body of water
400
What is a sea?
a body of salt water that is partly enclosed by land
400
Which 2 states in the U.S. are not contiguous with the other 48 states?
Hawaii and Alaska
400
The Rocky Mountains are located in what part of the U.S?
(Western Central Eastern)
The Appalachian Mountains are located in what part of the U.S.?
(Western Central Eastern)
Rockies-Western
Appalachians - Eastern
400
What are 2 reasons the Mississippi River System is so important?
It drains most the water off the lands between the Rocky and Appalachian Mountains
It forms an important transportation route through the nations middle
400
What causes the seasons?
Earth's orbit around the sun-the Earth is tilted on its axis so places get different amounts of sunlight and heat at different times of the year.
500
What is elevation?
the height of the land in relation to sea level
500
What is the definition of relative location?
the location of a place as it is compared to other places
500
What is the definition of a plateau?
a flat area of land that is higher than the land around it
500
How do rivers East and West of the Continental Divide differ?
Rivers to the east drain into the Gulf of Mexico or the Atlantic Ocean and rivers west drain into the Pacific or Artic Oceans
500
What does modify mean?
Why do people modify the land?
to gather and use natural resources
to be able to live in difficult areas and get their needs met