Sonographic Physics Chapter 2

True or False

Sound is not made of matter or particles, it is only energy.

• True

• False

True or False

Sound can always be heard

• True

• False

What is the material through which sound can travel?

• energy

• medium

• mechanical

• longitudinal

In the case of diagnostic medical sonography, the usual medium is

• soft tissue

• dead tissue

• hot tissue

• warm tissue

All waves carry__ from one location to another.

• sound

• energy

• vibration

• wavelengths

What are different forms of waves?

• heat/light

• sound

• magnetic

• All of the choices

In diagnostic ultrasonography, sound pulses created by a transducer travel through biologic tissue or

• vibration

• media

• soft tissue

• energy

If particles are moving in the medium, what is this called?

• Mechanical wave

• Transverse wave

• Longitudinal wave

• Straight wave

What causes the sound waves to move the particles in a medium

• molecules

• particles

• energy

• vibration

It is a transfer of what from one location to another?

• sound

• vibration

• energy

• wave