SPI Review Edelman Ultrasound Physics UPDATED ACTUAL QUESTIONS AND
CORRECT ANSWERS
3 rules for powers of 10s positive exponents are >10
negative exponents are <10
0 exponent has a value between 1 and 10
what is the prefix, symbol and value for an exponent of mega, M, 1,000,000
10^6
what is the prefix, symbol and value for an exponent of kilo, k, 1,000
10^3
what is the value for an exponent of 10^0 1
what is the prefix, symbol and value for an exponent of deci, d, 1/10
10^-1
what is the prefix, symbol, and value for an exponent of centi, c, 1/100
10^-2
what is the prefix, symbol, and value for an exponent of milli, m, 1/1000
10^-3
what is the prefix, symbol and value for an exponent of micro, u, 1/1000000
10^-6
All waves carry _____from one location to another. energy
, Sound is a ______ wave in which particles in the medium mechanical
move.
Can sound travel through a vacuum? No. Sound must travel through matter and there is no matter in vacuums.
there are areas of ______ and ____ in a sound wave compression, rarefraction
in what way does sound travel? in a straight line
Sound waves are ____ waves. longitudinal
Acoustic propagation properties are? the effects of the medium upon the sound wave
Acoustic variables changes that occur within a medium as a result of sound traveling through that
medium
What are the 3 acoustic variables? Pressure (P), density (ρ), and distance (particle vibration)
what is the acoustic variable pressure ? concentration of force in an area
units: pascals (Pa)
what is the acoustic variable density? concentration of mass in a volume
units: kg/cm^3
what is the acoustic variable distance? measure of particle motion
units: cm, feet, mile
what does one of the acoustic variables have to do in rhythmically oscillate
order to be a sound wave?
sound waves are also known as ___ waves acoustic
What are the 7 acoustic parameters? 1. Period
2. Frequency
3. Amplitude
4. Power
5. Intensity
6. Wavelength
7. Propagation speed
How do particles move in a transverse waves? perpendicular to the wave propagation
(ex: hold end of string and shake up and down)
CORRECT ANSWERS
3 rules for powers of 10s positive exponents are >10
negative exponents are <10
0 exponent has a value between 1 and 10
what is the prefix, symbol and value for an exponent of mega, M, 1,000,000
10^6
what is the prefix, symbol and value for an exponent of kilo, k, 1,000
10^3
what is the value for an exponent of 10^0 1
what is the prefix, symbol and value for an exponent of deci, d, 1/10
10^-1
what is the prefix, symbol, and value for an exponent of centi, c, 1/100
10^-2
what is the prefix, symbol, and value for an exponent of milli, m, 1/1000
10^-3
what is the prefix, symbol and value for an exponent of micro, u, 1/1000000
10^-6
All waves carry _____from one location to another. energy
, Sound is a ______ wave in which particles in the medium mechanical
move.
Can sound travel through a vacuum? No. Sound must travel through matter and there is no matter in vacuums.
there are areas of ______ and ____ in a sound wave compression, rarefraction
in what way does sound travel? in a straight line
Sound waves are ____ waves. longitudinal
Acoustic propagation properties are? the effects of the medium upon the sound wave
Acoustic variables changes that occur within a medium as a result of sound traveling through that
medium
What are the 3 acoustic variables? Pressure (P), density (ρ), and distance (particle vibration)
what is the acoustic variable pressure ? concentration of force in an area
units: pascals (Pa)
what is the acoustic variable density? concentration of mass in a volume
units: kg/cm^3
what is the acoustic variable distance? measure of particle motion
units: cm, feet, mile
what does one of the acoustic variables have to do in rhythmically oscillate
order to be a sound wave?
sound waves are also known as ___ waves acoustic
What are the 7 acoustic parameters? 1. Period
2. Frequency
3. Amplitude
4. Power
5. Intensity
6. Wavelength
7. Propagation speed
How do particles move in a transverse waves? perpendicular to the wave propagation
(ex: hold end of string and shake up and down)
