Drums are a specific type of percussion instrument that typically have a hollow body and a membrane that is struck to produce sound. Percussion, on the other hand, is a broader category that includes a wide range of instruments that are struck, shaken, or scraped to produce sound. While drums are a subset of percussion instruments, percussion encompasses a variety of instruments such as cymbals, tambourines, maracas, and xylophones. **

Music without instruments, drums, and bass is often referred to as a cappella music. A cappella music is vocal music performed without instrumental accompaniment, relying solely on the voices of the singers to create the melody, harmony, and rhythm of the music. This style of music can range from traditional choral arrangements to contemporary pop and rock covers, showcasing the versatility and creativity of vocal performance. **

The abbreviation for instruments in the field of percussion is "perc." This abbreviation is commonly used in music notation and discussions to refer to percussion instruments such as drums, cymbals, and other rhythm instruments. It is a convenient shorthand for indicating the percussion section in musical scores and discussions. **

Yes, every commercial flight is required to have flight attendants on board. Flight attendants are responsible for ensuring the safety and comfort of passengers during the flight, and they are trained to handle emergency situations. The number of flight attendants required on a flight is determined by the aircraft's seating capacity and the regulations of the country in which the flight is operating. Therefore, every flight, whether it is a short domestic trip or a long international journey, will have flight attendants on board. **

If a flight is canceled during the flight, the airline will typically work to land the plane at the nearest suitable airport. Passengers will then be provided with information about the cancellation and given assistance in making alternative travel arrangements. This may include rebooking on another flight, providing accommodations if necessary, and offering compensation or refunds as per the airline's policies. It is important for passengers to follow the instructions of the airline staff and to stay updated on the situation. **

It is possible that the outbound flight was canceled for the flight refund, but not the return flight. Airlines often have different policies for canceling and refunding outbound and return flights. It is important to check the specific terms and conditions of the airline ticket to understand the cancellation and refund policies for each leg of the journey. Additionally, the reason for the cancellation of the outbound flight may impact the eligibility for a refund, so it is important to communicate with the airline directly to clarify the situation. **

No, flight attendants do not have to pay for their flights. As part of their employment benefits, flight attendants typically receive free or heavily discounted flights for themselves and sometimes for their immediate family members. This is a common perk in the airline industry and is meant to compensate for the irregular and often demanding work schedule of flight attendants. **

A flight is called a Fifth Freedom Flight because it is operated under the "Fifth Freedom" right, which allows an airline to carry passengers between two foreign countries as part of a flight originating or ending in the airline's home country. This right is one of the freedoms of the air, which are a set of commercial aviation rights granting a country's airlines the privilege to enter and land in another country's airspace. Fifth Freedom Flights are often used by airlines to expand their route networks and offer additional travel options to passengers. **