condition of the atmosphere in one place during a short period of time
weather patterns that are typical for an area over a long period of time
complete trip around the sun
March 21, the suns rays fall directly on the equator
tropic of cancer
23 1/2 degrees N, northernmost point on the earth to receive direct rays from the sun
June 21, marks the beginning of summer in the northern hemisphere. Brings the northern hemisphere its longest day of sunlight
tropic of capricorn
December 21, 23 1/2 degrees S. marks the beginning winter. Southernmost point on the earth.
the capacity of certain gases in the atmosphere to trap heat, thereby heating the earth
without this, the earth would be too cold for most living things
gradual warming of the earth and its atmosphere that may be caused in part by pollution and by an increase in the greenhouse effect
between 30 degrees S and 30 degrees N. receives direct rays from the sun. Hot
between 60 degrees N to 90 degrees N and 60 degrees S and 90 degrees S. Only gets indirect sunlight. Cold
latitude 66 1/2 degrees N. Experiences continuous daylight or sunlight
latitude 66 1/2 degrees S. experiences continuous daylight or twilight
have temperate climates
height above the level of the sea
Very cold. on the Andes Mountains and directly on the equator
global winds blow in fairly constant pattern
causes prevailing winds to blow diagonally rather than along strict North-South or East-West directions
when global winds are directed North and South, leaving a narrow, generally windless band
cold and warm streams of water
moving streams of water created by winds blowing across the ocean
name given to the short term periodic change in the location of warm and cold water masses in the Pacific Ocean
The side of a mountain that faces the oncoming wind
the side of the mountain that is sheltered fron the wind. it is the drier side of the mountain.
dry area found on the leeward side of a mountain range
the plant life that grows in an area where the natural environment is unchanged by human activity
an area of lush vegetation
vegetation that has cones and needle-shaped leaves, including evergreens, keep their foliage throughout the winter
falling off or shed seasonally or periodically, Trees such as oak and maple, which lose their leaves in autumn
forest with both coniferous and deciduous trees
an inland grassland area
permanently frozen layer of soil beneath the surface of the ground
a scientific explanation for an event
haze caused by the interaction of ultraviolet solar radiation with chemical fumes from automobile exhausts and other pollution sources
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