Wavelength, Frequency and Speed

One end of the rope is vibrated to produce a wave with a wavelength of .25 m.  The Frequency of the wave is 3.0 Hz.  What is the speed of the wave?

• 3.00 m/s
• 2.50 m/s
• .75 m/s
• 1.25 m/s

Tags

NGSS.HS-PS4-1

A tennis coach paces back and forth along the sideline 10 times in 2 minutes. The frequency of her pacing is 

• 5 Hz
• 5 s
• 0.08 Hz
• 0.08 s

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

• 500 m/s
• 50 m/s
• 5 m/s
• 0.5 m/s

Tags

NGSS.HS-PS4-1

 A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?

• 25 m
• 125 m
• 5 m
• 25 m/s

Tags

NGSS.HS-PS4-1

A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?

• 34 m/s
• 3400 Hz
• 3400 m/s
• 34 Hz

Tags

NGSS.HS-PS4-1

A guitar string vibrates with a frequency of 320 hz. If the wavelength of the vibration is 0.23 meters what is the speed of the wave?

• 320.23 m/s

• 1391.3 hz

• 73.6 m/hz

• 73.6 m/s

Tags

NGSS.HS-PS4-1

The blue-throated hummingbird flaps its wings 300 times a minute.  What is its frequency?

• 5 hz
• 300 hz
• 300/60 
• a lot?

Tags

NGSS.HS-PS4-1

1.  Frieda the fly flaps its wings back and forth 121 times each second. The period of the wing flapping is 

• 0.008 Hz
• 0.008 s
• 121 Hz
• 121 s

Tags

NGSS.HS-PS4-1

What property of this wave is represented by the letter "A"

• amplitude

• crest

• trough

• wavelength

Tags

NGSS.HS-PS4-1

What property of the wave is represented by the letter "B"?

• amplitude
• crest
• trough
• wavelength

Tags

NGSS.HS-PS4-1