Kirti Delhi, India 226 Questions 325 Answers 23 Best Answers 1k Points View Profile Kirti Asked: July 9, 20212021-07-09T11:59:23+05:30 2021-07-09T11:59:23+05:30In: Geography What is the primary cause of the day and night? What is the primary cause of the day and night? physical geography Share Facebook 1 Answer Recent Ishu Innovative 370 Questions 228 Answers 176 Best Answers 1k Points View Profile Best Answer Ishu Innovative 2021-07-09T12:11:29+05:30Added an answer on July 9, 2021 at 12:11 pm The primary cause of the day and night is Earth’s rotation on its axis. Explanation: Sunrise, sunset, and the day-night cycle (also known as the diurnal cycle) are commonplace for most people in the world. The length of day and night might vary by a few hours as a result of seasonal variations that occur with each passing year. However, the Sun does not set at certain times of the year in other parts of the world (for example, the poles). 1 Reply Share Share Share on Facebook Share on Twitter Share on WhatsApp Cancel the best answer Leave an answerCancel replyYou must login or register to add a new answer. Related Questions Why do the stars seem higher than they actually are in the sky? How is a thunder cloud formed?