AKS 9 Unit Review

Multiple Choice

What do waves carry and transfer?

• Nothing

• Only Sound

• Only sunlight

• Energy

Multiple Choice

What is the definition reflection?

• The bending of waves as they enter a new medium

• Bouncing back of waves from a surface that it can’t pass through

• The bending of waves as they pass through openings or around corners

• When two interfering waves have a displacement in the same direction, two crests and two troughs overlap. Increased amplitude.

Multiple Choice

Sound waves travel the fastest in

• solid

• liquid

• gas

• vacuum of empty space

Multiple Choice

Travels the fastest through air

• Light

• Sound

• Both

Multiple Choice

A medium is _________.

• a sound wave

• a light beam

• a solid, liquid, or gas.

Multiple Choice

This is a transverse wave

• Light

• Sound

• Both

Multiple Choice

Sound waves travel the slowest in

• solid

• liquid

• gas

• vacuum of empty space

Multiple Choice

This is a longitudinal wave

• Light

• Sound

• Both

Multiple Choice

What is the definition of Refraction?

• The bending of waves as they enter a new medium

• When two interfering waves have a displacement in the opposite direction, crest and trough overlap. Zero amplitude.

• When two interfering waves have a displacement in the same direction, two crests and two troughs overlap. Increased amplitude.

Multiple Choice

This wave requires a medium.

• Light

• Sound

• Both

Multiple Choice

Light waves travel the fastest in

• solid

• liquid

• gas

• vacuum of empty space

Multiple Choice

This wave transfers energy from one place to another.

• Light

• Sound

• Both

Multiple Choice

The highest part of the wave is called the _______________.

• Amplitude

• Wavelength

• Trough

• Crest

Multiple Choice

This wave transfers particles from one place to another

• Light

• Sound

• Both

• Neither

Multiple Choice

Light waves travel the slowest in

• solid

• liquid

• gas

• vacuum of empty space

Multiple Choice

This wave is caused by the vibration of particles

• Light

• Sound

• Both

Multiple Choice

Which of the figures represents reflection?

• A
• B
• C
• D

Multiple Choice

This wave can travel through empty space

• Light

• Sound

• Both

Multiple Choice

If a sound waves moves from a solid to a liquid, the sound wave will

• speed up

• slow down

• not change speed

Multiple Choice

If lightning strikes you see it before you hear the thunder because...

• Sound travels faster than light

• Light travels faster than sound

Multiple Choice

The bottom part of the wave is called trough.

• True

• False

Multiple Choice

In these waves as frequency increases, wavelength decreases.

• Light

• Sound

• Both

Multiple Choice

If a sound waves moves from a gas to a liquid, the sound wave will

• speed up

• slow down

• not change speed

Multiple Choice

Sound waves travel faster in a warm medium than in a cold medium

• For sure (True) :)

• False

• Maybe

Multiple Choice

Which of the following represents refraction?

• A
• B
• C
• D

Multiple Choice

These waves travel faster through empty space than through solid, liquid, or gas.

• Light

• Sound

• Both

• Neither

Multiple Choice

If a light waves moves from a gas to a liquid, the light wave will

• speed up

• slow down

• not change speed

Multiple Choice

In these waves as frequency decreases, wavelength increases.

• Light

• Sound

• Both

• Neither

Multiple Choice

_________________________ is the distance between a point on one wave and the identical point of the next wave.

• Amplitude

• Frequency

• Crest

• Wavelength

Multiple Choice

Higher amplitude = more energy

• Light

• Sound

• Both

Multiple Choice

If a light waves moves from a solid to a liquid, the light wave will

• speed up

• slow down

• not change speed

Multiple Choice

Low frequency = less energy

• Light

• Sound

• Both

• Neither

Multiple Choice

Refraction occurs when _____________

• the wave's speed changes by entering a new medium
• a wave bounces off of a boundary
• waves parts meet each other
• waves bend around a barrier

Multiple Choice

If the sun's light travels from the atmosphere into the ocean, the speed of the sun's light wave will

• increase

• decrease

• stay the same

Multiple Choice

________is the distance between the crest and the medium.

• Crest

• Trough

• Amplitude

• Wavelength

Multiple Choice

If we shine a very bright light straight into the sky, as the light leaves Earth's atmosphere into outer space, the light wave will

• speed up

• slow down

• not change speed

Multiple Choice

What type of wave behavior is pictured above?

• Refraction
• Reflection
• Absorption
• Diffraction

Multiple Choice

What determines the loudness of a sound?

• Wavelength

• Amplitude

• Crest

• Trough

• Frequency

Multiple Choice

What is the definition of Diffraction?

• The bending of waves as they enter a new medium

• Bouncing back of waves from a surface that it can’t pass through

• When two interfering waves have a displacement in the opposite direction, crest and trough overlap. Zero amplitude.

• The bending of waves as they pass through openings or around corners

Multiple Choice

If a sound wave has a high pitch, it has a ___.

• high frequency

• low frequency

Multiple Choice

· Why can we hear around a corner but not see?

• Increased amplitude of the light wave means brighter light

• the smaller the opening the more diffraction, light waves are so small you will have little diffraction.

• Decreased amplitude of the light wave means dimmer light

Multiple Choice

The number of wavelengths that pass by a point each second is called ...

• wavelength

• pitch

• frequency

Multiple Choice

Give an example of Diffraction.

• Water droplets act as prisms to separate white light into the ROYGBIV spectrum

• Decreased amplitude of the sound wave means softer sound

• the smaller the opening the more diffraction, light waves are so small you will have little diffraction.

• hearing the bass of the music through the openings in a car (longer wavelengths)

Multiple Choice

The loudest sound is

Multiple Choice

What type of interference is represented in this diagram?

• Constructive

• Destructive

Multiple Choice

Diagram shows 3 types of sound waves generated from speaker. Which of the following statements is true?

• P has a higher pitch than Q

• Q has a higher pitch than R

• R has the highest pitch

• P, Q and R have the same pitch

Multiple Choice

What type of interference is represented in the diagram?

• Constructive

• Destructive

Multiple Choice

Which waveform has the lowest frequency?

• (a)

• (b)

• (c)

• (d)

• (e)

Multiple Choice

What's happening at A?

• Two crests are combining to create constructive interference.

• A crest and a trough are combining to create destructive interference.

• Two crests are combining to create destructive interference.

• A crest and trough are combining to create constructive interference.

Multiple Choice

Which of the following determines the pitch of a sound wave? Meaning they are directly related

• Frequency

• Amplitude

• Reflection

• Absorption

Multiple Choice

What is happening at B?

• Two crests are combining to create constructive interference.

• A crest and a trough are combining to create destructive interference.

• Two crests are combining to create destructive interference.

• A crest and a trough are combining to create constructive interference.

Multiple Choice

The bigger the amplitude, the ________ energy carried by the wave.

• more

• less

Multiple Choice

What kind of wave is pictured?

• Transverse Wave
• Longitudinal Wave
• compressional wave
• none of the above

Multiple Choice

What kind of wave is pictured?

• Transverse
• Longitudinal
• surface
• none of the above

Multiple Choice

True or False? Wavelength and Frequency are directly related?

• True

• False

Multiple Choice

True or False? Frequency and Pitch are inversely (indirectly) related?

• True

• False

Multiple Choice

How would you describe the movement of a longitudinal wave?

• Up and down
• Back and forth
• In zigzags
• Linear

Multiple Choice

How would you describe the movement of a transverse wave?

• Up and down
• Back and forth
• In zigzags
• Linear

Multiple Choice

Sound is an example of which type of wave?

• Transverse
• Longitudinal
• Both
• Neither

Multiple Choice

Light is an example of which type of wave?

• Transverse
• Longitudinal
• Both
• Neither