If the probability of an event is zero then that event cannot happen
It is on a scale of 1 to 0 of a probability that an event will happen or it will not happen
Tunguska event happened in 1908.
Probability is measured on a scale of 1 to 0 and at 1 an event will happen but at 0 an event will not happen.
Death of Zhou Kuang Wang, King of the Zhou Dynasty of China occurred in 607 BC.
The Permian extinction event.
There were major asteroid impacts.
No. The probability of an event ranges from 0 (the event will not happen) to 1 (the event will happen).
An event that will definitely happen is an event with 100% probability.
If the probability of an event is zero then that event cannot happen
25 before the common era.
They are rare compared with most other types of weather event, but they happen every year.
It depends on what event.
There were major asteroid impacts.
Every event that ever happened caused another event to happen. Be specific.
If by "Common Era" you are referring to the era name system, then Christianity coincided with the beginning of the Common Era. In fact, the Common Era is also known as the "Christian Era" or "Current Era". The year 1 CE is the year in which a 6th century monk estimated that Jesus had been born when he created the Common Era calendar.
The probability of an event that is certain to happen is 1.