Question

Solve the next problem in your notebook writing DATA, FORMULA, OPERATION, AND RESULT. Then, type the correct answer in the rectangle. Send the picture of the procedure once you finished the exam.


1-What is the frequency of a wave that is traveling at 340m/s and has a wavelength of 5m?

2-Write some application of ultrasound.

3- A sound wave has a frequency of 627 Hz and a wavelength of 3.5 m. What is the speed of the wave?

speed of the wave=

4-CaCl2 is used as a de-icer on roads in the winter. It has a density of 2.50 g/cm3. What is the mass of 2500 cm3 this substance?

mass=

Answer 1

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Dame coronita xfis

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