Answer:
Musical notes tend to differ from each other based on the material used to produce the strings as well as how long the string is.
Explanation:
Take for example, a grand piano. The longer and thicker the string, typically the more bass the sound is. The shorter and thinner the string, the more high-pitch it is. Each note differ from each other based on the sound produced by each string when it is played.
C, is the answer. The key "how it was made" pretty much just state the word process.
Answer:
I would say one of the answer choices that includes or is similar to boling water and a stove and keep in mind that thermal energy is produced when the atoms and molecules in a substance vibrate faster due to a rise in temperature.
Hope this helps!