7th Mod 4 Intro to Waves

What type of mechanical wave is Letter A.?

• Transverse
• Longitudinal

Tags

NGSS.MS-PS4-1

Please select the correct labeling for the wave diagram.

• A. Crest B. Trough C. Amplitude D. Wavelength
• A. Trough B. Crest C. Wavelength D. Amplitude
• A. Crest B. Trough C. Wavelength D. Amplitude
• A. Trough B. Crest C. Amplitude D. Wavelength

Tags

NGSS.MS-PS4-1

Please select the correct labeling for the wave diagram.

• A. Rarefaction B. Compression C. Wavelength D. Amplitude
• A. Compression B. Rarefaction C. Amplitude D. Wavelength
• A. Rarefaction B. Compression C. Amplitude D. Wavelength
• A. Compression B. Rarefaction C. Wavelength D. Amplitude

Tags

NGSS.MS-PS4-1

Which wave diagram has a greater amount of energy? A or B. Why does that wave have more energy?

• A. Because of the amplitude size
• A. Because of the wavelength size
• B. Because of the amplitude size
• B. Because of the wavelength size

Tags

NGSS.MS-PS4-1

Please select the correct labeling for the diagram of mechanical wave interactions.

• A. Absorption B. Transmission C. Reflection
• A. Reflection B. Absorption C. Transmission
• A. Transmission B. Reflection C. Absorption

Tags

NGSS.MS-PS4-2

Which of the following images, has the longer wavelength?

• A. / Left Image
• B. / Right Image

Tags

NGSS.MS-PS4-1

To calculate frequency of waves, divide the number of wavelengths by the time (seconds). Which of the below frequencies are correct? (Select all that apply.)

• A: 1 complete wave (wavelengths) passes in 4 seconds --> 0.25 Hz
• A: 2 complete wave passes (wavelengths) passes in 4 seconds --> 0.5 Hz
• B: 2 complete wave passes (wavelengths) passes in 4 seconds --> 0.5 Hz
• B: 4 complete wave passes (wavelengths) passes in 4 seconds --> 1 Hz

Tags

NGSS.MS-PS4-1

What does mechanical waves NOT go through?

• solid
• liquid
• gas
• vaccuum

Tags

NGSS.MS-PS4-2

The measurement of intensity, the amount of sound energy that passes through a square meter of space in one second, is ________.

• Decibel (dB)
• Hertz (Hz)
• Centimeter (cm)
• Joules (J)
• Newton (N)

Tags

NGSS.MS-PS4-2

In general, the more energy a wave has the greater its amplitude.

• True
• False

Tags

NGSS.MS-PS4-1