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Radio waves are longer on the electromagnetic spectrum and can penetrate objects because they are less dense. Visible light and infrared light are shorter and therefore too dense to pass through objects.

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Q: Why can radio waves pass through walls but light cannot?
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Can radio waves travel through glass?

Yes, radio waves are a form of electro magnetic wave. Visible light is also a form of electro magnetic waves. Visible light can be seen through glass, just as radio waves can travel through glass.


Can radio waves pass through clouds?

Clouds interfere with radio signals because the density of the cloud can cause static with the radio signal. The air can also interfere with the signal.


Are the walls in my room are transparent to radio waves?

No. No one is spying on you.


When was Lulu Dark Can See Through Walls created?

Lulu Dark Can See Through Walls was created on 2005-05-19.


How do megahertz affect radio function?

When talking about radio operation, megahertz is the freq the radio is transmitting or receiving on. When transmitting, the higher the freq, the more information can be packed on to a single wave, but it will get knocked down by obsticles such as walls. A lower freq cannot contain as much information per wave but can travel farther before it becomes un-readable. For example, AM and FM radio stations operate on lower freqs and thus are really only useful for voice data, but can travel far. A WiFi computer network however operates on a much high freq suitable for the amount of data that will be sent, but easily but the range is short due to walls and other obsticles not allowing the higher freq wave to pass through them. For more information, consult Wikipedia for radios.

Related questions

In what direction does light travel?

It travels in straight lines, However light cannot pass through walls, such as sound.


Why does radio wave travel through walls and a light wave cannot?

Electromagnetic waves with higher frequencies (longer wavelengths) are absorbed more efficiently by material objects, so have shallower effective penetration. Radio waves range in wavelength between roughly 0.001 - 3,000 meters. Visible light waves range in wavelength between roughly 0.0000004 - 0.0000007 meters.


What cheats in Pokemon light platinum is walkthrough walls?

Walk Through Walls CE2CCCB25D8D815D


Can radio waves travel through glass?

Yes, radio waves are a form of electro magnetic wave. Visible light is also a form of electro magnetic waves. Visible light can be seen through glass, just as radio waves can travel through glass.


Is it possible for a electomagnetic wave to travel through matter?

No. Light cannot pass through glass or water. Light bulbs do not shine, and flashlights are a myth. The presence of air alone is enough to totally block the passage of heat, such as from a fireplace or heat lamp. Not only that! Radio waves cannot penetrate walls ... the reason why radios, TVs, and cellphones are completely useless inside the walls of a home. Finally, X-rays are totally blocked by the presence of tooth enamel or human skin, and microwave radiation is utterly unable to penetrate leftover meatloaf, and it bounces off harmlessly.


Will a remote control work through a drywall?

A TV remote? Probably not. TV remotes work via infra-red light. When you press a button, the command is sent to the TV through the infra-red light on the remote, which is picked up by an infra-red receiver on the front of the TV. Light cannot travel through walls. Infra-red extender systems are available to allow a remote in one room to operate equipment in another and can be purchased at AV dealers or on line. If you mean a remote for a racing car or something, then yes, because these work by radio waves, not infra-red light, which can pass through most walls, depending on the strength of the waves.


What is an example of radiation through a solid?

radio/TV through the walls of your houselight through glass/plastic/jellomicrowave through meatloafX-ray through your teeth


What light waves can go through an object?

Depends on the "object" and the frequency of the "light." All light waves can go through SOME objects, and some are stopped by an object that others can go right through. Radio waves can easily go through walls, optical light waves can go through glass, UV light can be easily stopped by many objects but can go through some others, and x-rays and gamma rays go through a wide variety of objects.


How does a xbox 360 adaptor work?

It emits a radio wave to the router and adapter and gives you wireless... But as it is radio waves it weakens through walls :!


What is a real walk through walls cheat for firered?

To walk through walls, you must obtain a very long code, and imput that into a GameShark (or other hacking device). You cannot walk through walls without a hacking device.


What invisible yet can pass through concrete walls?

radio and tv beams can pass through concrete as x-rays pass through the body


What cannot be used to transfer files from a computer in one office to a computer in the next office 1 copper cable 2 bluetooth 3 fiber optic cables 4 infrared 5 radio waves?

Infra-red. Cable can be set through a wall or through a door or something. Bluetooth (which is infact radio waves only a lot shorter range) and radio waves can travel through walls.