Ordinary Time:

* Scale: Refers to the time we experience in our daily lives, measured in seconds, minutes, hours, days, years, etc.

* Perspective: Human-centric, focused on our individual lifespan and immediate experiences.

* Events: Focuses on events within the human lifespan, like birthdays, holidays, historical events.

Geologic Time:

* Scale: Encompasses vast periods, measured in millions and billions of years.

* Perspective: Earth-centric, focusing on the formation, evolution, and changes in Earth's geological features.

* Events: Includes major geological events like the formation of mountains, the extinction of dinosaurs, and the evolution of life.

Here's a table summarizing the key differences:

| Feature | Ordinary Time | Geologic Time |

|----------------|-------------------------------------|--------------------------------------|

| Scale | Seconds, minutes, years | Millions and billions of years |

| Perspective | Human-centric | Earth-centric |

| Events | Daily life events, historical events | Major geological events |

In essence:

* Ordinary time is the time we live in, measured by the movement of the Earth and the Sun.

* Geologic time is the time that has passed since the Earth formed, measured by the changes in the Earth's geology.

Geologic time is a way to understand the incredibly long history of our planet and the changes that have occurred over millions and billions of years. This perspective is crucial for understanding the evolution of life, the formation of continents, and the natural processes that shape our world.