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Light waves ALWAYS travel at the "Speed of Light"....based on the medium that the waves are traveling through. It just so happens that they go the FASTEST in a VACUUM.

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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.


When is the only time that the light waves travel at the speed of light?

Light always travels at the speed of light. The only time that's 299,792,458 meters per second is when the light is in vacuum.


When is the only time that light waves travel at the speed of light (186272 miles per second)?

When it is moving through a vacuum.


What do different waves travel through?

Mechanical waves, such as sound waves, travel through a medium like air, water, or solids. Electromagnetic waves, like light and radio waves, can travel through a vacuum because they do not need a medium to propagate.


Which layers can S-waves travel through?

s-waves travel through solids only

Related Questions

How are electromagnetic (or light) waves different from water and sound waves?

Light waves and electromagnetic waves can travel through empty space. Water waves can only travel through matter. Hope this helped!


What travels only through matter light waves sound waves or radio waves?

Sound waves can only travel through matter, as they require a medium to propagate. Light waves and radio waves can travel through both matter and empty space.


Can humans travel with light waves?

No, humans cannot physically travel with light waves. Light waves are a form of electromagnetic radiation that do not have mass and cannot carry physical objects along with them.


All waves need a medium to travel?

No, only surface and mechanical waves need a medium, compressional waves can travel through space. (Such as light from the Sun).I think light (EM) waves are the only ones that can travel through a vacuum. Sound waves require a medium.


Can gases travel through a vacuum?

No. Only light waves can travel through a vacuum.


When is the only time that light waves travel at the speed of light(186272 miles per second)?

Light waves always travel at the speed of light in a vacuum, regardless of the observer's frame of reference.


Is sound energy the only energy that uses waves to travel?

No, light travels in waves too.


When is the only time sound waves travel the same speed as light?

They never do.


How are electromagnetic or light waves different from water and sound waves?

Electromagnetic or light waves are transverse waves that do not require a medium (such as air or water) to propagate, whereas water and sound waves are mechanical waves that require a medium for propagation. Electromagnetic waves can travel through a vacuum, whereas water and sound waves cannot. Additionally, electromagnetic waves travel at the speed of light, while the speed of water and sound waves depends on the medium through which they are traveling.


What travels by waves?

Sound and light are examples of what travel by waves. Sound waves require a medium, such as air or water, to travel through while light waves can travel through a vacuum. Both types of waves exhibit properties like frequency and amplitude.


Does a electromagnetic spectrum consists of sound waves and light waves?

No, the electromagnetic spectrum consists of electromagnetic waves, which include light waves but not sound waves. Sound waves are mechanical waves that require a medium, such as air or water, to travel, while electromagnetic waves do not require a medium and can travel through a vacuum.


What are the only type of waves that can travel through the emptiness of space?

Electromagnetic waves, such as light, are the only type of waves that can travel through the emptiness of space because they do not require a medium to propagate. This is because they consist of changing electric and magnetic fields that can propagate through a vacuum.