Seasons VocabularyOnline version Learn the reason for the seasons! by Hillary Rickert 1 Tilt 2 Equinox 3 Rotation 4 Season 5 Solstice 6 Hemisphere 23.5 degrees Position of the Earth twice a year sun crosses the equator day and night are equal length September 22 and March 20 the action of the earth another word for "spin" summer, spring, fall, winter each division of the year result from Earth's changing position in relation to the sun sun reaches its highest or lowest point at noon marked by longest and shortest days of the year Summer and Winter a half of the earth Northern and Southern/Eastern and Western divided by an imaginary line passing through the equator or poles
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