True or False: Sound waves can travel in space.
False
True or False: Electromagnetic waves can travel in space.
True
What is does this symbol: λ represent?
Wavelength
What type of electromagnetic wave has the longest wavelength?
Radio Waves
Hertz is the unit of ...
frequency
A wave traveling at 230 m/s has a wavelength of 2.1 meters. What is the frequency of this wave?
109.23 Hz
What is the height of the wave, measured from the midline to the crest.
amplitude
What has a shorter wavelength, red light or purple light?
Purple light
What is the wavelength of a sound wave with a frequency of 50 Hz and the speed of sound is 342 m/s?
6.84 m
What is the number of waves that pass in a given amount of time.
Frequency
What is the speed of light?
3 x10 8 m/s or 300,000,000 m/s
A sound wave in a steel rail has a frequency of 620 Hz and a wavelength of 10.5 m. What is the speed of sound in steel?
6510 m/s