What is the relationship between period and frequency? Explain and write the equations to support your answer.​

Because its reliable.   there is no pollution  the chances of a radiation leak is low

Scissors and a seesaw both cut things that’s the only comparison

Jenny and fred both play a long note on their trombones. a stationary observer hears the sound increasing and decreasing repeatedly in loudness. which of these must be true? the sound waves from the two trombones have slightly different frequencies.the sound waves from the two trombones have the same frequency.the sound waves from the two trombones have slightly different amplitudes.the sound waves from the two trombones have the same wavelength.the sound waves from the two trombones have slightly different velocities.  lolthe answer is          the sound waves from the two trombones have slightly different frequencies.