Glg 101 Essay

834 Words4 Pages
Instructions Section 1 Study Questions Answer each question fully. Complete sentences are not necessary, but some questions may require more than one sentence to answer them fully. Lesson 1 1. What does an audio engineer do? An audio engineer records sounds, and then changes the sounds into a listenable format that can be played back later. 2. What is sound? Sound is a pattern of vibrations moving through the air. 3. How do the three parts of a speaker--electromagnet, cone, and diaphragm--work together to make sound? The three parts come together and make sound by the audio signals being sent through a wired coil and a piece of iron called an electromagnet. The electromagnet is connected to a cone or diaphragm which when the electromagnet…show more content…
4. In Audacity, what should you do if you make a mistake? You can press undo or control z to undo a mistake. 5. In Audacity, what should you do if you want to see more detail in a sound wave? If you want to see in more detail of a sound wave you click the zoom button. Lesson 3 1. What is the phase of a waveform? A phrase of a waveform is the point where the wave is in its cycle. 2. What happens when two identical waves are in-phase? When two identical waves are in-phrase they build on one another, making higher amplitude. 3. What happens when two identical waves are in inverted phase? The peak of one wave will line up with the other wave’s trough. 4. When you phase shift a wave, what are you doing? When you phase shift a wave is one way to change a sound into something different. 5. What are the two parts of an Audacity project? The two parts of an Audacity project are the project file and the data folder. Lesson 4 1. What is frequency? Frequency is an exact measurement of how quickly a waveform’s cycle repeats. 2. What is perceived pitch? A perceived pitch is how human beings hear the pitch of a sound. 3. What are…show more content…
What is harmonics? Harmonics is the study of musical sounds played by insturments and what makes them sound pleasant and or unpleasant. Lesson 5 1. In audio engineering, what is noise? Noise is an unwanted sound in an audio recording. 2. Where does white noise get its name? White noise gets its name from the white light. 3. What's one thing people use white noise for? One thing people use white noise for is to synthesize sounds or to test studio equipment. 4. In Audacity, what do you use the Selection Tool for? You use the selection tool to click and drag to select part of a sound wave. 5. In Audacity, what does Noise Reduction let you do? Noise reduction allows you to choose how much volume of a noise to remove. Lesson 6 1. When someone suffers from hearing loss, what parts of their ears are damaged? When someone suffers from hearing loss the parts of the ears that are damaged are the inner ear and the inner ear’s hearing nerves. 2. What is the threshold of pain? The threshold of pain is the point at which sound vibration becomes physically painful to the person hearing it. 3. What is permanent threshold

More about Glg 101 Essay

Open Document