Identified?
An Octave
A broken collar bone is very rare if you do not do any contact sports then you are pretty safe. I have seen a man break it , but that was in rugby.
Independent
Chronology is the the science of arranging events in according to the order of occurrence.
When the moon is visible during the day, it is called a "day moon." This occurrence happens because of the moon's position in its orbit around Earth where it can be seen from Earth in daylight hours.
This is called inference or deductive reasoning. It involves using the information from the senses that are available to make an educated guess or conclusion about what is happening even if it can't be seen directly.
Any natural occurrence that is observable or creates an effect which is observable
Direct observations. This involves directly watching or recording the behavior or occurrence without any inference or interpretation.
is any observable occurrence.
The second full moon of any month is called a 'blue moon'. It is a rare occurrence. The saying 'once in a blue moon' means that something does not happen very often.
An event can typically be called annual after it has occurred in two consecutive years. However, to strengthen the claim of being an annual event, many organizations prefer to wait until a third occurrence to ensure consistency and establish a tradition. Therefore, while two occurrences can suffice, a third is often seen as more definitive.
In geology, an erratic cycle refers to an irregular occurrence in geological phenomena. These occurrence happen at any particular period.