Answer:
A) Sound Energy
Explanation:
Electrical and nuclear energy are examples of potential energy
Answer:
If the speed does not change at all, the object would be moving at a <u>constant speed</u>.
Decibels I believe? I’m not 100% sure
Switches from side to side
Answer: Different vocal tract and harmonics
Explanation:
We are given that a small boy and a grown woman both speak at approximately the same pitch.
To distinguish between the two, we check their harmonics which is different for both of them owing to the different vocal tracts they have. Owing to different vocal tracts, they each produce different harmonic which is actually the multiple of frequency of the wave. Thus, we can make the determination using this.