Rotating Events in Our Time

https://northcentralrotary.org/2021/12/06/advertising-at-rotary-events/

Most people know that the Earth revolves around the Sun every 24 hours. However, not everyone knows that the speed of rotation differs slightly. It’s possible that a day could appear longer or shorter than you expect. The Atomic clocks, which keep standard time, have to be adjusted regularly by subtracting or adding one second. This change is called a leap second. This article will explain how this change happens, and why it’s important to our daily routines.

Precession is a common rotating event. It is the cyclical wobble in the axis of the Earth, similar to a toy top that rotates slightly off-center. This shift in axial position relative to fixed stars (inertial spaces) has a period of 25,771.5. It also plays a role in switching the directions of cyclones in the Northern and Southern Hemisphere. Other rotating events include free nutation, the Chandler wobble, and polar movement.

The speed of the rotator can be affected by other factors such as earthquakes, weather conditions, and other periodic events. If the core of the Earth rotates faster, the day appears to be shorter. This change is due to the tidal force acting on the Earth’s surface as well as gravity pulls of other massive objects within the Solar System such as Jupiter and Saturn. This is why it’s important to consider the Earth’s speed of rotation when creating fun park rides such as Ferris wheels and Carousels.