Sound Waves
A quick back and forth movement.
What is a vibration.
Length of a single wave cycle. Measured by the distance between 2 identical points on consecutive waves.
What is a wavelength.
A sound wave is this type of wave.
What is a longitudinal.
The bouncing back of a sound wave off of a barrier creates?
What is an echo.
When the frequency of a wave decreases, the pitch _________________.
What is a decreases
How high or low a sound is.
What is pitch.
What do ambulance sirens use to communicate?
What are sound waves?
The intensity of a wave tells us the sounds?
What is volume.
A sound wave can not travel through outer space because of the lack of .
What is matter.
Mechanical waves need a ______________ to travel through.
What is a medium.
Mechanical waves need a ______________ to travel through.
What is a medium
The volume of a sound.
What is amplitude.
The number of wave cycles that pass a given point in a certain amount of time.
What is frequency.
If I wanted to decrease the intensity of a sound I would need to decrease the waves.....?
What is amplitude (energy)
Kinetic Energy is Energy of ___________.
What is Motion.
Three mediums sound can travel through.
What is gas, liquid, and solid.
Sound is a ______________ wave.
What is a mechanical wave
_________ frequency waves have more energy.
What is high frequency?
Which of the following is NOT used to transmit information using Morse Code: telegraph, flashlight, pencil and paper, sundial?
What is a sundial?
_________ energy = stored energy
What is potential energy.
Sound travels best through this.
What is a solid.
Particles move back and forth (or side to side) in this type of wave.
What is a longitudinal wave.
Which best describes how computers send messages?
as patterns of ones and zeros
as light waves through the air
as patterns of sound waves
as Morse code messages
as patterns of ones and zeros
What waves transfer
_________ frequency waves have more energy.
What is high frequency.