Multiple choice What is the name of the shortest day of the year? Winter Solstice Vernal Equinox Summer Solstice Autumnal Equinox Reveal answer Fill a bubble to check yourself A Correct answer Explanation The Winter Solstice is the day of the year with the fewest hours of daylight, marking the official beginning of winter. Conversely, the Summer Solstice is the longest day of the year.