Which of the following fractions is the most appropriate choice for the prefix milli-?

While scanning through soft tissue with a 5 MHz transducer, what is the expected wavelength?

This freed all the slaves

Fort Sumter was crucial, primarily because

The election of 1876 was decided by 

If the amplitude of a sound beam is increased by 5 times, what would be the expected increase in intensity?

_______is the length of space over which one cycle occurs.

An “ex post facto” law _____________.

Remember, you may see these questions again ______________.

What frequency would be considered ultrasound (not diagnostic JUST ultrasound)?