- what is gradient on distance-time graph
- how combine uncertainties when divided/multiplied
- Intensity is measured in _______________
- You cannot do _______________ with dB
- Reflection of a sound wave causes an _______________
- You can do _______________ with w/m^2
- _______________ of a sound wave causes heat lightning and the ability to hear a conversation across a pond
- For sound to echo, the _______________ needs to be greater than the _______________ of the surface
- 2 waves with slightly different frequencies produce _______________
- A primary echo can be heard _______________ to _______________ meters away
- What type of wave is sound (mechanical/electromagnetic) and (transverse/longitudinal)?
- Frequency determines _______________
- The human sound range is from 20Hz (_______________) to 20,000Hz (_______________)
- Sound Intensity Level is measured in _______________
- if resistance is constant, flow is proportional to the ___________________ difference
- patency of the airways distal to the ______ generation is a function of lung volume
- airflow through the airways depends on the ____________ ___________ and _____________ ____________
- at the equal pressure point (EPP) the transmural pressure gradient is _____
- pulmonary resistances is the combined resistance of which 3 factors?
- according to the Bernoulli effect, when air enters a constriction, the linear velocity (increases/decreases), therefore the pressure must (increase/decrease