Frequency of Waves

A wave has frequency of 50 Hz and a wavelength of 10 m. What is the speed of the wave?

• 0.2
• 5
• 500
• 20

Tags

NGSS.HS-PS4-1

A wave has a wavelength of 2 meters and a frequency of 1.5 Hz.What is its speed?

• 0.75
• 3
• 1.33
• 3.5

Tags

NGSS.HS-PS4-1

A wave is 8 meters long and has a frequency of 3 Hz. Find its speed.

• .375
• 8
• 2.67
• 24

Tags

NGSS.HS-PS4-1

A sound wave has a λ of 170m. The speed of sound travels at 343 m/s. What is the frequency?

• 0.5
• 2.01
• 513
• 58.310

Tags

NGSS.HS-PS4-1

The speed of sound in air is 340 m/s.  The frequency of the sound waves generated by my voice is 720 Hz.  Calculate the period of sound of my voice.

• 0.00139 s
• 0.472 s
• 2.11 s
• 380 s

Tags

NGSS.HS-PS4-1

The speed of sound in air is 340 m/s.  The frequency of the sound waves generated by my voice is 720 Hz.  Calculate the wavelength of sound of my voice.

• 380 m
• 0.472 m
• 2.11 m
• 244,800 m

Tags

NGSS.HS-PS4-1

The speed of sound in air is 340 m/s.  The frequency of the sound waves generated by my voice is 720 Hz.  Calculate the period of sound of my voice.

• 0.00139 s
• 0.472 s
• 2.11 s
• 380 s

Tags

NGSS.HS-PS4-1

A series of waves has a frequency of 300 Hz and a wavelength of 0.33 m.  Calculate the wave speed.

• 100 m/s
• 909 m/s
• 0.0011 m/s
• 30 m/s

Tags

NGSS.HS-PS4-1