What is the wavelength of a sound wave that has a speed of 250m/s and a frequency of 400hz

Formed when wind travels into a low pressure area from opposite directions and creates a spinning storm

a powerful motorcycle can accelerate from rest in 27 m/s in only 4.9 s. How far does it travel in that time?

Sodium and potassium are positively charged ions called cations, and chloride and phosphate form negatively charged ions called anions. Select one: True False

A data table shows the height of a person on his birthday each year for ten years. What is the the dependent variable? Provide evidence to support your claim, and explain your reasoning.

Is there a pattern to the volcano distribution around the plant?

A combustion reaction usually gives off heat and light is it true or false

Which best describes the differences between how Ptolemy and Copernicus described the solar system? A. Ptolemy saw the sun at the center of the solar system, while Copernicus saw the earth as the center. B.

A man is standing on the shore of a beach, up to his knees in water. Every 5 seconds a wave breaks on him. What is the period of the wave? A. 12 waves per minute B. 5 hertz C. 5 seconds D. 0.2 hertz

A beam of light with a wavelength 760 nm in air travels in water. The index of refraction of water is 1.33. What is the wavelength in water?

45. An object with a mass of 25 kg accelerates east at a rate of 7 m/s? What fiet force is acting on the object?