Final answer:
Gun salutes typically have a firing interval of one shot every five seconds during formal ceremonies. This interval varies by context and country, with the 21-gun salute being a significant and highly formal military honor.
Step-by-step explanation:
Gun salutes, a traditional sign of respect and salute in military contexts, are usually fired at specific intervals which can vary depending on the occasion. However, in many formal ceremonies such as funerals, memorial services, and military honors, a common time interval for gun salutes would be one shot every five seconds. This period allows for a clear distinction between each shot, and maintains the solemnity and formality of the occasion.
It's important to note that these intervals and the number of gun shots can differ by country and context. For example, the 21-gun salute is the highest honor given and is often used to pay respect to sovereign states, at presidential funerals, and other significant state occasions.