if a sound wave has a frequency of 250 hertz and a length of 1.3 meters, what is the speed of the sound wave?

Suppose that another moon is discovered orbiting Jupiter once 300 days. which of the following values would best estimation of its average distance from Jupiter? A 1.30*10^7 km B 1.30*10^4 km C 1.30*10^6 km D 1.30*10^5 km

What is a difference between physical traits and personality traits? A. Physical traits are mainly determined by a person's environment; personality traits are determined by both a person's genes and environment. B.

Why is chemical energy a part of all chemical reactions?

In a cylinder block, the opening that the valve head rests in is called the valve A. stem. B. seat. C. guide. D. margin.

Is the property of matter in which a substance can transfer heat or electricity

Which of the following describes resistance force?

Ursa Minor contains the pole star, Polaris, and the asterism known as the Little Dipper. From most locations in the Northern Hemisphere, all of the stars in Ursa Minor are circumpolar.

What is an organism ability to maintain a steady internal condition called

What is the fundamental frequency of a particular medium?. a. the lowest frequency at which a standing wave is possible. b. the highest frequency at which s standing wave is possible

The distance from the inner core to the surface of the earth is about 5,200 kilometers. the large amount of material surrounding the inner core places tremendous pressure on it.