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Which phenomenon do em waves exhibit that sound waves do not?
Electromagnetic waves can travel through a vacuum, while sound waves require a medium (such as air, water, or solids) to propagate. Additionally, electromagnetic waves can travel at the speed of light, while sound waves travel at a much slower speed.
How fast are ultrasonic sound waves?
Ultrasonic sound waves travel at the same speed as lower frequency sound waves. The medium determines the speed at which a sound wave, which is mechanical energy, can travel. Sound waves travel faster in liquids than in a gas (like air), and travel faster still in solids. The speed at which a sound wave travels is generally independent of the frequency of that sound. Use the link below for more information.
Do sound waves or light waves travel faster?
In air, light waves travel about 871 thousand times faster than sound waves.
What is the speed of ultrasonic waves in vacuum is equal to what is the speed of audible sound in air?
No, ultrasonic wave do not travel at all in a vacuum.
Differences between light and sound waves?
The differences between light and sound are as follows:Light can be considered to be made of waves as well as particles. Sound is only a wave. It does not show particle nature.Light waves are electromagnetic waves while sound waves are mechanical waves.Light waves are transverse while sound waves are longitudinal.Light waves can travel in vacuum. Sound waves require a material medium to travel, and hence, cannot travel in vacuum.The speed of light in a medium is constant. The velocity of sound waves can change.In sound waves, the particles of the medium actually oscillate. In a light wave, the electric and magnetic vectors oscillate.Light waves can be polarized, but sound waves cannot.Light waves travel much faster than sound waves. The speed of light is a physical constant. Its value is exactly 299,792,458 metres per second in vacuuum. The speed of sound is 343 metres per second in dry air at 20°C.And finally, a simple one - you can see light while you can hear sound.
Is the speed of a sound wave slower than a electromagnetic wave?
Yes, the speed of sound waves is slower than the speed of electromagnetic waves. Sound waves travel through a medium, such as air or water, at a speed that depends on the properties of that medium. Electromagnetic waves, such as light, can travel through a vacuum at a speed of about 300,000 kilometers per second.
What are the differences between light waves and sound waves?
Light waves and sound waves are both forms of energy that travel in waves, but they have key differences. Light waves are electromagnetic waves that can travel through a vacuum, while sound waves are mechanical waves that require a medium, such as air or water, to travel through. Light waves travel much faster than sound waves, at a speed of about 186,282 miles per second in a vacuum, while sound waves travel at a speed of about 767 miles per hour in air. Additionally, light waves are transverse waves, meaning they oscillate perpendicular to the direction of travel, while sound waves are longitudinal waves, meaning they oscillate parallel to the direction of travel.
Is the speed of sound dependent on frequency?
No, the speed of sound is not dependent on frequency. It is determined by the medium through which the sound waves travel.
Do radio waves travel at the speed of sound at the speed of light or at some speed in between?
'Radio' waves are physically and electrically identical to light waves except for their frequency (wavelength), and they travel at the same speed as light does.
Do radio waves travel at the speed of light at the speed of sound or something in between?
speed of light
How fast is the speed of sound in a vacuum?
The speed of sound cannot be measured in a vacuum because there is no medium for sound waves to travel through in a vacuum. Sound requires a medium such as air, water, or solids to propagate.
Which travels at a greater speed light waves or sound waves?
Light waves travel at a greater speed than sound waves in a vacuum, moving at approximately 186,000 miles per second. In comparison, sound waves travel much slower through air, at around 767 miles per hour.
