A wave has a wavelength of 9mm and a frequency of 19 hertz. What is its speed?

Edit:: Answer is 171 mm/s

What two particles in an atom are equal in number

Which type of radio waves have the highest frequency and are used in radar detection? a. microwaves b. x-rays waves c. infrared waves d. gamma rays

What is a transfer a wave

In what way does ocean water move globally? A. Along cold-water currents from the Poles to the equator B. From the cold Western Hemisphere to the warm Eastern Hemisphere C. From high-pressure systems to low-pressure systems D.

A bodybuilder lifts a 10 N weight a distance of 2.5 m. How much energy has the weight gained?

A container, partially filled with water, is resting on a scale that measures its weight. Suppose you place a 200 g piece of wood inside the container filled with water. What happens to the scale reading?

Which is the best analogy of a wave? -A wave is like building a ramp. -A wave is like shaking a hand. -A wave is like water rippling in a pond. -A wave is like knocking down a building.

you can produce a sound by plucking a string or by blowing in a pipe. how are these two ways of producing sound are similar

What would provide specific information about the materials in the equipment used in a certain experiment

The wavelength of sound wave is 30 m. Frequency is 7 Hz. What is the wave speed