"In" indicates months, years, and seasons. "At" refers to precise times and special festivals. "On" denotes days of the week and specific calendar dates. "By" indicates actions happening before a specific time
Leap years have 366 days instead of 365 in a common year. Leap day occurs on February 29 every four years. The last leap day was February 29, 2024
Afternoon is the period between noon and sunset. The sun descends from its peak to west horizon. The word "afternoon" dates back to around 1300
Noon is 12 o'clock in the daytime, written as 12 noon or 12:00. The word "noon" originates from Latin nona hora, referring to Christian liturgical hours. The time gradually shifted from 12:00 to 12 noon in the 12th-14th centuries
There are 12 months in a year: January through December. A year contains 365 days. A leap year occurs every 4 years, with 366 days
Clock has three modes: time, angles, and fractions. Digital clock shows 12/24 hour format with AM/PM. Current time display shows computer's clock. Random time mode generates random clock hands