Unit 5 Waves Review

Unit 5 Waves Review

Read the slides and take notes. Answer the questions.

Multiple Choice

The vibrations in a longitudinal wave are __________ to the direction of energy transfer.

• parallel

• perpendicular

• the opposite direction

• 90 degrees

Multiple Choice

In a transverse wave, the vibrations are __________ to the direction of the wave.

• perpendicular

• parallel

• the same direction

Multiple Choice

What kind of wave is pictured?

• Transverse

• Longitudinal

• surface

• none of the above

Multiple Choice

In longitudinal waves, the parts where the coils are spread apart are called what?

• rarefactions

• compressions

• mechanicals

• longitudes

Multiple Choice

Sound travels in which kind of wave?

• Longitudinal waves

• Transverse waves

Multiple Choice

What kind of wave is pictured below?

• compressional wave

• transverse wave

• sound wave

• mechanical wave

Multiple Choice

What number represents the amplitude?

• 1

• 2

• 3

• 4

Multiple Choice

What is the number of waves that pass a point in one second?

• Amplitude
• Frequency
• Period
• Wavelength

Multiple Choice

The highest point on a wave is:

• the crest

• the trough

• the top

• the coast

Multiple Choice

Which part of the wave is shown at letter E?

• trough
• crest
• resting point
• amplitude

Multiple Choice

What number represents the wavelength?

• 1

• 2

• 3

• 4

Multiple Choice

In which medium speed of sound are fastest?

• vacuum

• solid

• liquid

• gas

Multiple Choice

Sound travels FASTEST through which of these materials?

• Air
• Empty space
• Metal
• Water

Multiple Choice

Sound travels SLOWEST through which of these materials?

• Air

• Empty space

• Metal

• Water

Multiple Choice

Sound waves can travel through a vacuum because they don't require a medium.

• True

• False

Multiple Choice

A sound with a high frequency has a _____ pitch. A sound with a ____ frequency has a low pitch.

• high, low
• low, high
• medium, high
• high, medium

Multiple Choice

What object uses reflected sound waves to see things underwater?

• SONAR

• echolocation

• ocean floor

• concert halls

Multiple Choice

The highest pitch is made by the _______ instrument.

• biggest
• wooden
• smallest
• shiniest

Multiple Choice

If a sound has a high amplitude then it also has a ____________!!!

• fast echo
• slow pitch
• high volume
• low volume

Multiple Choice

As objects move in space, their wavelengths change. This phenomenon is called the...

• Coriolis Effect

• Doppler Effect

• Movement Effect

• Black Hole Effect

Multiple Choice

When the car moves AWAY from you, its horn seems...

• Low pitched
• High pitched
• Normal

Multiple Choice

When an ambulance move TOWARD you it sounds ________ pitched. 

• high
• low
• medium

Multiple Choice

Why can't sound waves travel through a vacuum?

• There are no particles to travel through and vibrate.

• It is not dense enough.

• The frequency is too high.

• Sound waves can travel through a vacuum.

Multiple Choice

occurs when an object vibrates at or near a certain frequency causes a second object to vibrate

• Echo

• Reflection

• Refraction

• Resonance

Multiple Choice

Which type of interference would result if waves A & B overlapped?

• Constructive interference

• Destructive interference

Multiple Choice

What type of interaction does this picture represent?

• Reflection

• Constructive Interference

• Resonance

• Destructive Interference

Multiple Choice

What occurs when vibrations traveling through an object match the object's natural frequency?

• reflection
• diffraction
• resonance
• refraction

Multiple Choice

What is the process that animals use by using sound waves to find objects?

• ultrasound

• SONAR

• echolocation

• interference

Way to go!!

Good luck on your test! Study hard! You can go through this review as many times as you want.