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Ch. 24.2 Seasons

Seasonal Changes in Radiation

QuestionAnswer
Rotation The time it takes for Earth to spin once on its axis; a day; 24 hours
Revolution The time it takes for a planet to complete an orbit around the sun; 1 year
Tropic of Cancer 23.5 North latitude
Tropic of Capricorn 23.5 South latitude
Equator 0 degrees latitude; the sun's perpendicular rays hit here on equinoxes.
Tropics The area of Earth between the Tropic of Cancer and Capricorn; Warm temperatures all year; no seasons.
Temperate Zone "Mid-latitudes"; The area of Earth between 23.5 - 66.5 North and South; Experiences 4 seasons
Polar Zone The area between 66.5 - 90 North and South latitude
What is Earth's axial tilt? 23.5 degrees
Summer Solstice 1st day of summer; June 21; Sun is directly above 23.5 N.
Winter Solstice 1st day of winter; December 21; Sun is directly above 23.5 S.
Vernal Equinox 1st day of spring; March 21; Sun is directly above the equator.
Autumnal Equinox 1st day of autumn or fall; September 23; Sun is directly above the equator.
What is the longest day of the year? Summer solstice, June 21st
What is the shortest day of the year? Winter solstice, December 21st
During the seasons of __________ and ____________, the sun's perpendicular rays are in the northern hemisphere. Spring and Summer
During the seasons of _________ and _________, the sun's perpendicular rays are in the southern hemisphere. Autumn and Winter
When it is summer in the northern hemisphere, it is _______________ in the southern hemisphere. Winter
If Earth was not tilted, this location would receive maximum solar radiation all year: _________________. the equator
Created by: burnsie
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