Review

A student is instructed to design a device that

can allow one user to hear the voice of another

user at a distance of 5 kilometers. Which

statement describes the MOST applicable basic

design concept?

• A device designed to transmit electromagnetic

  waves through the air should be developed.

• A device designed to turn an electric current into

  heat should be developed.

• A device designed to produce waves with large

  amplitudes should be developed.

• A device designed to create a strong magnetic

  field should be developed.

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS4-2

Michael is looking at a diagram of two waves.

Which question will BEST help Michael

determine which wave is transverse and which

wave is longitudinal?

• A. What is the amplitude of each wave?

• B. How much energy does each wave have?

• C. In what direction does each wave transfer

  energy?

• D. What is the wavelength and frequency of each

  wave?

What kind of waves are sound waves?

• A. surface waves

• B. longitudinal waves

• C. transverse waves

• D. parallel waves

Tags

NGSS.MS-PS4-1

A student is instructed to design a device that

can allow one user to hear the voice of another

user at a distance of 5 kilometers. Which

statement describes the MOST applicable basic

design concept?

• A. A device designed to transmit electromagnetic

  waves through the air should be developed.

• B. A device designed to turn an electric current into

  heat should be developed.

• C. A device designed to produce waves with large

  amplitudes should be developed.

• D. A device designed to create a strong magnetic

  field should be developed.

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Increasing the amplitude of a sound wave

produces what type of sound?

• A. one with higher pitch

• B. one with greater loudness

• C. one with shorter wavelength

• D. one with lower speed

Tags

NGSS.MS-PS4-1

How do low energy electromagnetic waves

compare with high energy electromagnetic

waves? Select all that apply.

• A. Low energy waves have higher crests than high

  energy waves.

• B. Low energy waves have lower frequencies than

  high energy waves.

• C. Low energy waves have higher amplitudes than

  high energy waves.

• D. Low energy waves have higher frequencies than

  high energy waves.

• F. Low energy waves have longer wavelengths

  than high energy waves.

Tags

NGSS.MS-PS4-1

Mallory wants to change her model to show a

wave with a higher frequency and more energy.

Which property of her wave model should she

change?

• A. Mallory should increase the crest of her model.

• B. Mallory should decrease the trough of her

  model.

• C. Mallory should increase the amplitude of her

  model.

• D. Mallory should decrease the wavelength of her

  model.

Tags

NGSS.MS-PS4-1

A student is creating a table with the properties of

electromagnetic and mechanical waves.

Which question should replace the letter X in the

table?

• A. How are they formed?

• B. How quickly do they travel?

• C. How do they transfer matter?

• D. How long is their wavelength?

Tags

NGSS.MS-PS4-2

The diagram represents a longitudinal wave

moving through a mixture of gases.

Which statement best describes the

characteristics of location A indicated by the

arrow?

• A. Greatest compression and lowest density

• B. Greatest compression and greatest density

• C. Lowest compression and greatest density

• D. Lowest compression and lowest density

The wavelength of a wave is 2.20 meters,

measured from trough to trough.

What is the distance between the wave crest to

the wave trough?

• A. 0.55 meters

• B. 1.10 meters

• C. 2.20 meters

• D. 4.40 meters