The part of a map that explains the symbols and shading on the map.
What is a key?
Molten, nearly melted rock.
What is magma?
The condition of the air and sky at a certain time.
What is weather?
A resource that Earth or people can replace.
What is a renewable resource?
People or businesses that make and sell products.
What is producers?
A diagram on a map which shows directions.
What is a compass rose?
A complete turn of the earth, takes 24 hours.
What is a rotation?
The average weather of a place over many years.
What is climate?
A resource that cannot be replaced in a relatively short period of time or sometimes ever.
What is a nonrenewable resource?
The money a company has left after subtracting the costs of doing business (expenses).
What is profit?
The 0-degree latitude line which splits up the Earth's hemispheres.
What is the equator?
The path one object makes to revolve around another, such as planets around a star.
What is an orbit?
The movement of water from Earth's surface into the atmosphere and back.
What is the water cycle?
Nonrenewable resources formed over millions of years from the remains of plants and animals.
What is fossil fuels?
The general increase in prices over time.
What is inflation?
An area with at least one unifying physical or human feature such as climate, landforms, population, or history.
What is a region?
A sphere of very hot metal at the center of the Earth.
What is the core?
A climate with cool summers and bitterly cold, dry winters. Found close to poles, ice caps, or permanent sheets of ice covering the land or sea.
What is a tundra?
Waste produced by people's activities that makes the air, soil, or water less clean.
What is pollution?
The cost of what you have to give up when making a choice.
What is opportunity cost?
Type of map that shows physical, or natural, features, such as elevation.
What is a physical map?
Flat plains built on the seabed where a river fans out and deposits material over many years.
What is a delta?
A park-like landscape of grasslands with scattered trees that can survive dry spells.
What is a savanna?
A movement of new settlers and their culture to an area, often with negative side effects.
What is colonization?
The struggle among producers for consumers' money.
What is competition?