Sound: Lesson Review

Presentation

•

Science

•

9th Grade

•

Medium

•

NGSS

MS-PS4-1, MS-PS4-2, HS-PS4-1

Standards-aligned

Taryn Nurse

Used 44+ times

FREE Resource

6 Slides • 13 Questions

SOUND: Lesson Review

Grade 9

Sound is a wave-like form of energy

Light Energy travels in transverse waves

Sound energy travels in longitudinal waves

Multiple Choice

Another name for a longitudinal wave is a ________________ wave

reflection

electromagnetic

compression

echo

Multiple Choice

Longitudinal waves rely on the vibration of __________

sound

particles

energy

echoes

Parts of a Sound Wave

Multiple Choice

A rarefaction is caused when ________________

particles separate in a sound wave

particles bounce off of each other in a sound wave

particles squeeze together in a sound wave

particles reverse direction in a sound wave

Multiple Choice

Identify part B of the sound wave

compression

wavelength

trough

echo

Multiple Choice

Can we hear sound in a vacuum?

Yes

Multiple Choice

Identify part A

rarefaction

reflection

wavelength

compression

There are 3 characteristics of sound

Subject | Subject

Quality: this allows us to differentiate one sound from another

Pitch: how high or low a sound is

Loudness: the volume of a sound

Multiple Choice

Loudness is measured in

Bass Level

degrees

Nanometers

decibels

Multiple Choice

Frequency is measured in ____________

Joules

Nanometers

Decibels

Hertz

Amplitude affects volume of a sound. when increased a sound will be louder

Frequency of wavelengths affects pitch. Increasing wavelengths means increasing pitch or highness of a note

Interpreting sound waves

Multiple Choice

the pitch of a sound is affected by the _______________ of the wave

decibels

frequency

amplitude

rarefaction

Multiple Choice

If the amplitude of a sound wave increases, it will be ____________

louder

more high

quieter

more low

Multiple Choice

Describe the sound this wave would produce

high pitched and quiet

low pitched and quiet

high pitched and loud

low pitched and loud

Multiple Choice

Which of these waves would sound louder?

the left wave

the right wave

Multiple Choice

Describe the sound this wave would produce

high pitched and quiet

low pitched and quiet

high pitched and loud

low pitched and loud

Echoes

An echo is produced when a sound hits a hard object and bounces back

Echoes are used in:

echolocation
calculating distance
sonar technology
finding the depth of water

SOUND: Lesson Review

Grade 9

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