Mathematics, 16.12.2021 14:00 markthecow

1.A wave has a frequency of Hz and a wavelength of 30m. What's it's speed? 2. If the speed of a wave is 140m/s and it's frequency in 3 Hz, what is it's wavelength?

3. An ocean wave has a length of 15 meters. A wave passes a fixed location every 4 seconds. What is the speed of the wave?

4.A sound wave in air has a frequency of 260 Hz and travels at a speed of 330 m/s. What is the wavelength of this wave?

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