are features of Earth's surface, such as mountains, valleys, and plateaus.
is a thick sheet of ice that moves slowly across land.
the process of wind, rivers, and rain wearing away soil and stone.
a network of major rivers and their tributaries.
is the state of the atmosphere near Earth at a given time and place.
is moisture such as rain or snow that falls to Earth.
is the typical weather in a region over a long period of time.
trees, shrubs, grasses, and other plants.
is the way that business owners use resources to provide the goods and services that people want.