Why does Earth experience day and night?
Understand the Problem
The question is asking for an explanation of the phenomenon of day and night on Earth, which is primarily due to the rotation of the planet on its axis. As the Earth rotates, different parts of its surface move into and out of sunlight, creating the cycle of day and night.
Answer
Earth experiences day and night due to its rotation on its axis.
The Earth experiences day and night due to its rotation on its axis. As the Earth rotates, different parts face towards or away from the Sun, creating day and night.
Answer for screen readers
The Earth experiences day and night due to its rotation on its axis. As the Earth rotates, different parts face towards or away from the Sun, creating day and night.
More Information
Earth completes one rotation on its axis approximately every 24 hours, leading to the cycle of day and night.
Tips
A common mistake is confusing Earth's rotation with its orbit around the Sun. Day and night are caused by rotation, while seasons are caused by orbit and axial tilt.
Sources
- Why does earth experience day and night? - Education Site - education.vic.gov.au
- Sky Tellers - Day and Night - Lunar and Planetary Institute - lpi.usra.edu
- Why do we have to go to sleep at night, but the other side of the ... - Ask Dr. Universe - askdruniverse.wsu.edu
