# Sound (Chapter 2 & 3)

18 Questions | Total Attempts: 202  Settings  This is a quiz for ultrasound physics chapter 2

• 1.
Described as a mechanical energy.
• 2.
How does sound travel?
• 3.
What are the three characterstics of sound?
• 4.
Sound travel through a vaccum
• A.

True

• B.

False

• 5.
What are the three accoustic variables?
• 6.
What is the unit of measurement for pressure?
• A.

Kg/cm3

• B.

Pascals

• C.

Cm, feet, miles

• D.

Watts

• E.

Joules

• 7.
What is the unit of measurement for density?
• A.

Kg/cm3

• B.

Pascals

• C.

Cm, feet, miles

• D.

Joules

• E.

Watts

• 8.
WWhat is the unit of measurement for Distance?
• A.

Kg/cm3

• B.

Pascales

• C.

Watts

• D.

Joules

• E.

Cm, feet, miles

• 9.
In a longitudinal wave particles move in the same directions that the wave propagates.
• A.

True

• B.

False

• 10.
In this wave particles move in a direction that is perpendicular to the direction that the wave moves
• A.

Circular

• B.

Longitudinal

• C.

Perpendicular

• D.

Parallel

• E.

Transverse

• 11.
When more than one sound beam arrives in an identical location at the same time that is called?
• A.

Sound

• B.

In-phase waves

• C.

Interference

• D.

Out-of-phase waves

• 12.
Describe letter A
• A.

Destructive interference/out-of-phase wave

• B.

Constructive interference/in-phase wave

• 13.
Describe B
• A.

Destructive interference/out-of-phase wave

• B.

Constructive interference/in-phase wave

• 14.
What do waves transferr from one location to another?
• A.

Matter

• B.

Molecules

• C.

Energy

• D.

Water

• 15.
The time it takes a wave to vibrate a single cycle, or the time from the start of a cycles of the start of the next cycle.
• A.

Frequency

• B.

Speed

• C.

Period

• D.

Intensity

• E.

Wavelength

• 16.
What is the unit for period
• A.

Miles

• B.

Cm3

• C.

Hertz

• D.

Seconds

• E.

Watts

• 17.
What is the typical value for period?
• A.

2MH to 10MHz

• B.

0.1- 0.5 microseconds

• C.

1MPa-3MPa

• D.

.004-0.090 watts

• 18.
Test
• A.

Test

• B.

Test

• C.

Test

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