Tide half a day) varies in a two-week cycle. Approximately twice a month, around new moon and full moon when the Sun, Moon, and Earth form a line (a configuration known as a syzygy), the tidal force due to the Sun reinforces that due to the Moon. The tide's range is then at its maximum; this is called the spring tide. It is not named after the season, but, like that word, derives from the meaning "jump, burst forth, rise", as in a natural spring. When the Moon is at first quarter or third quarter, the Sun and Moon are separated
Full Moon (Sunmi EP) includes her debut single "24 Hours". "Full Moon" featuring Lena Park was released on February 17, along with the album and music video. The song reached number 2 on the weekly Gaon Digital Charts and number 3 on Billboard's Korea K-pop Hot 100. Full Moon (Sunmi EP) Full Moon is the debut extended play by South Korean singer Sunmi. It was released by JYP Entertainment on February 17, 2014. In August 2013, it was announced that Sunmi would return to her musical career as a solo artist under JYP Entertainment and Park Jin-young himself would take over her complete production,