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15 Cards in this Set

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Why are light and the atmosphere important to the Earth?
Light supplies energy to the Earth, while the atmosphere provides protect to the Earth from dangerous rays.
The ____ is the source of nearly all of the thermal energy that warms the Earth.
sun
Name the three latitude zones:
1
2
3
1. low latitude - tropics
2. middle latitude - temperate
3. high latitude - polar
Seasons are caused by ___________ and ________.
1. slant of the sunlight
2. tilt of the Earth
A large area of moving air with a similar temperature is called an ___ ___.
air mass
What is the Coriolis Effect?
The rapid rotation of the Earth below the winds. The Earth's land moves under the winds.
The basic movement of thermal energy around the earth is caused by ___ and ___.
1. warm and cold air masses
2. Coriolis Effect
The hot _____ have the most powerful prevailing wings.
tropics
The prevailing winds that blow over the middle latitudes are called the _____.
westerlies
Why are the westerlies important?
They bring warm air from the tropics to the north.
Why are the oceans more reliable at distributing thermal energy than the winds?
The oceans can hold thermal energy longer than the winds can.
_______ differences create warm and cold _______ ___ that circle the globe.
Temperature

ocean currents
The slowest ocean currents are called _____.
drifts
The ocean currents flow in a _____ pattern.
circular
Why are the ocean currents important?
1
2
1.The ocean currents keep the tropic waters from getting too hot, and the polar waters from getting too cold.
2. Influence rain patterns.