• Climates and Regions
     North Pole - most northern point on our Earth
    South Pole - most southern point on our Earth
    Equator - an imaginary circle around the middle of the Earth, halfway between the north and south poles. It is the zero line of latitude.
    Tropic of Cancer - is a line of latitude.
    Tropic of Capricorn - is a line of latitude.
    temperature - how hot or cold a place is
    freezing point - the temperature at which a liquid freezes. The freezing point is 32 degrees Farenheit or O degrees Centigrade. Rain turns to snow if the temperature is 32 degrees or lower.
    precipitation - a form of moisture such as snow, sleet, hail, dew, or rain.
    elevation - is the height of the land
                              Highlands are mountains or hills
                             Lowlands are plains or valleys
    ice cap - is a permanent covering of ice over an area. (Greenland"s inner area is an ice cap.)
    tundra - a treeless plain (flat land) in the Arctic region. Small plants grow and some animals can survive there.
    mountain - high land (over 1000 ft. high) that is rocky with thin soil and has a short growing season. The highest   mountain in the world is Mt. Everest located in Nepal is Asia.
    desert - a place with little rain (less than 10 in. in a year) and few plants (The largest desert is the Sahara. It is located in Libya on the continent of Africa.).
    tropical rain forest - a very dense forest area found in the tropics where rain is heavy year round (The largest tropical rain forest is the Amazon Rain Forest in South America.)
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