ARDMS- SPI
The horizontal axis, or x-axis Ans- Runs side to side
The vertical axis, or y-axis Ans- Runs up and down
Unrelated Ans- Two items that are not associated
Related or Proportional Ans- Two items that are associated or affiliated
However, the relationship between the items does not ha...
ARDMS- SPI
The horizontal axis, or x-axis Ans- Runs side to side
The vertical axis, or y-axis Ans- Runs up and down
Unrelated Ans- Two items that are not associated
Related or Proportional Ans- Two items that are associated or affiliated
However, the relationship between the items does not have to be specified
Directly related or Directly proportional Ans- Two items that are associated such that when one item
increases, the other increases
Inversely related or inversely proportional Ans- Two items are associated such that when one item
increases, the other decreases
Reciprocal Relationship Ans- When two numbers with a reciprocal relationship are multiplied together,
the result is one
Reciprocal numbers are inverse because when one increases, the other decreases
For a numerical answer to a question to be comprehensive, it requires a Ans- Unit
"Increase by a factor" means Ans- To multiply by that number
"Decrease by a factor" means Ans- To divide by that number
Scientific or engineering notation is a shorthand manner to represent what types of numbers? Ans- Very
large or very small numbers
,A number in scientific notation form with a positive exponent has a value Ans- Greater than 10
A number in scientific notation form with an exponent of zero has a value Ans- Between 1 and 10
A number in scientific notation form with a negative exponent has a value Ans- Less than 1
10⌃9 Ans- Prefix: giga
Symbol: G
Meaning: billion
10⌃6 Ans- Prefix: mega
Symbol: M
Meaning: million
10⌃3 Ans- Prefix: kilo
Symbol: k
Meaning: thousand
10⌃2 Ans- Prefix: hecto
Symbol: h
Meaning: hundred
10⌃1 Ans- Prefix: deca
Symbol: da
Meaning: ten
10⌃-1 Ans- Prefix: deci
Symbol: d
Meaning: tenth
,10⌃-2 Ans- Prefix: centi
Symbol: c
Meaning: hundredth
10⌃-3 Ans- Prefix: milli
Symbol: m
Meaning: thousandth
10^-6 Ans- Prefix: micro
Symbol: μ
Meaning: millionth
10^-9 Ans- Prefix: nano
Symbol: n
Meaning: billionth
List all these metric terms in increasing order:
A. mega
B. micro
C. milli
D. hecto
E. deca
F. deci Ans- micro, milli, deci, deca, hecto, mega
List all these metric terms in decreasing order:
A. nano
B. canti
C. giga
, D. kilo
E. hecto
F. micro Ans- giga, kilo,hecto, centi, micro, nano
Sound pulses travel through biologic tissue, or ______. Ans- Media
All waves carry _____ from one location to another. Ans- Energy
Sound is a __________ wave in which particles in the medium move. Ans- Mechanical
Sound cannot travel through a ______; it must travel through a ______. Ans- Vacuum, medium
What does compressed mean? Ans- Squeezed together
What does rarefied mean? Ans- Stretched apart
Sound travels in a ________ line. Ans- Straight
Sound waves are ____________ waves. Ans- Longitudinal
What is the propagation speed dependent on? Ans- The medium
Are there any biologic effects on tissue? Ans- No
Sound waves are identified by Ans- Oscillations in acoustic variables
What are the three acoustic variables? (With their units) Ans- pressure - pascals (Pa), density - kg/cm^3,
distance - cm, mm
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