A sound that's produced by a single wave at a constant frequency and with no overtones is called

a. a mellow sound.

b. an average sound.

c. a discordant sound.

d. a pure sound

Ionic compounds form crystal structures. molecular structures. pure elements. neutral elements

Photons travel outward from a light bulb in

Which kinds of objects emit light? A) objects that shine B) hot objects C) distant objects D) colored objects E) all objects

An airplane increases its speed from 100 m/s to 160 m/s, at the average rate of 15 m/s2. How much time does it take for the complete increase in speed? 00577s O 40s O 0.25s O 17.3s

Tungsten is am element with 74 protons and 109 neutrons. What is tungsten's atomic number? how many does tungsten have?

What does Newton's second law of motion say

Two sinusoidal waves are moving through a medium in the positive x-direction, both having amplitudes of 7.00 cm, a wave number of k=3.00m-1, an angular frequency of ω=2.50s-1, and a period of 6.00 s, but one has a phase shift of an angle ϕ=π12rad.

Which season does the Southern Hemisphere experience when it is tilted toward the sun? A. winter B. summer C. spring D. autumn

For an ideal fluid flowing through a horizontal pipe, Bernoulli's principle and the continuity equation state that the pressure within the pipe does which of the following? (Assume measurements are taken along the pipe in the direction of fluid flow.

A bowling ball has a mass of 40kg and is kicked with a force of 10 N. What is it's acceleration