If a string vibrates at the fundamental frequency of 528 hz and also produces an overtone with a frequency of 1,056 hz, this overtone is the
a. first harmonic.
b. second harmonic.
c. third harmonic.
d. fourth harmonic.

the of a sound wave is defined as the amount of energy passing through a unit area of the wave front in a unit of time.
a. intensity
b. amplitude
c. compression
d. frequency

Two vectors are shown. which statement best compares the vectors? vector x has greater magnitude than vector y. vector y has greater magnitude than vector x. the vectors have the same displacement. the vectors have the same direction.

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.