5 C) THE SEASONS Earth's revolution & the tilt create seasons March 21 st Sun's rays fall directly on equator Equinox (equal night) Tropic of Capricorn 23 1/2 degrees South December 22 nd Shortest day of sunlight in northern hemisphere Winter solstice Tropic of Cancer 23 1/2 degrees North June 21
st Earth moves so sun falls on this latitude.