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vocab words


a low area of land

sea level

the level at the surface of the ocean


large slow-moving sheets of ice


mass of glacier ice that covers surrounding terrain and is greater than 50,000 km


the depression formed from the impact of a meteorite

river system

a group of rivers that are joined together


a smaller river that flows into a larger one


an area of rich land at the mouth of a river


to prevent the flow of water


power created by running water


the condition of the air at a given place and time


the average weather conditions over a period of time

Tropic of Cancer

an imaginary line that lies 23.5 degrees nothe of the equator

Tropic of Capricorn

an imaginary line that lies 23.5 degrees south of the equator


they are between the Tropic of Cancer and the Tropic of Capricorn


how much rain, sleet, snow that falls from the sky

humid continental climate

it has four seasons with long cold winters and hot wet summers

steppe climate

has very hot summers and ver cold winters with little precipitation

subtropical climate

summers are hot and humid or very moist. Winters are mild


very moist

highland climate

the higher up the mountains the colder it is


the side from which the wind is blowing


the side away from the wind

Marine west coast climate

a climate from southeast Alaska to California that has mild, cloudy summers and wet winters

Mediterranean climate

a climate like that of countries near the Mediterranean Sea with mild wet winters and hot dry summers


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