Here are the answers to your questions:
Question 6: Which is an accurate statement regarding the frequency of a wave?
- Correct Answer: Wave cycles that are farther apart move slower, which produces a low frequency sounding as a low pitch.
Question 7: What is the function of the outer ear?
- Correct Answer: to protect the ear and channel sounds to the middle ear.
Question 8: Tony listens to music at the loudest volume every day. Which form of hearing loss is he risking?
- Correct Answer: noise-induced hearing loss
Question 9: Which statement is accurate?
- Correct Answer: Picture A is the conductor, the person that directs an orchestra.
Question 10: Which term is used for the speed of a sound wave?
- Correct Answer: velocity
Question 11: How would you describe the sound wave in the picture?
- Correct Answer: it has a high pitch and loud sound. (This assumes the "picture" shows a wave pattern typically associated with high volume or frequency.)
Question 12: When the man hummed with his lips touching the bowl the sound was traveling through ___ and the sprinkles moved ___.
- Correct Answer: a solid - faster
Question 13: Sound moves through matter at different rates. Which of these is in order from slowest to fastest?
- Correct Answer: air, water, brick wall.
Question 14: Which answer best describes why a flute will play a higher pitch when compared to a tuba?
- Correct Answer: The flute is smaller and shorter than a tuba, resulting in faster moving air molecules and sound waves causing a higher pitch.
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