The frequency range for a normal human ear is between 20Hz and 20 000 Hz. Using 330 m/s as the speed of sound,

Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.

The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g

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