<span>Newton's first law of Motion is often referred to as the "Law of Inertia."</span>
Answer:
Beats is a phenomenon which occurs when two sound waves with different frequencies overlap each other.
Explanation:
When these two sound waves overlap, a third frequency is formed. The places where the two waves reinforces each other, constructive interference takes place and a louder sound is produced whereas, at points where destructive interference takes place a softer sound is produced.
These alternative loud and soft sounds are called beats.
The distance that is measured in the most accurate manner is letter c. This is because centimeters is the smallest unit of measurement. The given choices show that the first two measurements are expressed with decimal places but the graduations of each are greater compared to centimeters.