This phenomenon is known as a shock wave. Shock waves are also produced if the aircraft moves faster than the speed of sound. If a moving source of sound moves faster than sound, the source will always be ahead of the waves that it produces.
Plus, few majors can guarantee a financial return that will offset the financial debt many students will accumulate during college. Two-year degrees, of which an associate degree is the most common, provide training and education for a variety of fields in approximately half the time as a bachelor's degree. Plus, you can earn an associate degree from a local community college for a fraction of the cost of a four-year degree at a university. Also, for most areas of study, an associate degree puts you halfway toward a four-year degree should you decide to pursue one at a later time.
The common degree is a four-year bachelors degree. Some bachelor degree programs do not even offer an associate in the same field of study. For example, you cannot obtain an associates in teaching. You have to have at least a bachelors and in some states a Masters degree to be able to teach. Answer   A bachelor's degree is a 4-year degree. You take about 40-45 classes. Half of your classes are core classes (math, English, history, social studies, scien â¦ ce), and the other half of the classes are for your major.   An associate's degree is a 2-year degree.