the speed of sound in the air is about 340m/s. what is the wavelength of a sound wave with a frequency of 400Hz?

What factors motivate women to become egg donors in India? How might these factors be different for women in the United States? is donos in todia How might be fecron be die for women

As a fluid flows into a constriction in a pipe, the velocity ... a. increases b. stays the same c. decreases d. is independent of the area change of the constriction

Why can't we see the sun's corona under normal condition?

What object is an insulator? A) Iron B) Copper C) Plastic D) Salt Water

What force involves the attraction between objects with mass? Gravitational Electromagnetic Weak nuclear Strong nuclear

What causes physical vibrations in transformers at twice the frequency of the AC power involved.

Projectile motion is a combination of which two types of motion? parabolic and curved straight and diagonal horizontal and vertical constant and linear

If a mass of a material is 100 grams and the volume of the material is 15 cm3, what would the density of the material be?

After three half-lives of an isotope, 1 billion (one-eighth) of the original isotope's atoms still remain in a certain amount of this element. How many atoms of the daughter product would you expect to be present?

A group of two or more stars is called a A. solar system B. neutron star C. protostar D. star system