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That depends what it comes out of. If it passes into air from vacuum, then

its speed decreases. If it passes into air from water or jello, then its speed

increases.

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Why does speed of light increase after passing through water?

The speed of light depends on the electrical properties of whatever substance it's in. It has nothing to do with what substance it used to be in before, or what substance it's going into next. -- If it goes from air into vacuum, its speed increases. -- If it goes from air into water, its speed decreases. -- If it goes from water into air, its speed increases. -- If it goes from water into diamond or jello, its speed decreases.


What happens to the speed of light when it travels from air into water?

the speed of light never changes but when the light beam goes from air to water, it refracts. this is when the light beam alters direction because it hits an object of greater or less density (in this case it is higher).


What happens to the speed of light when it travels from air into glass?

The speed of light decreases when it travels from air into glass because the glass has a higher refractive index than air. This causes the light to slow down as it moves through the denser medium.


Which is faster the speed of sound in air or the speed of light in air?

Speed of light in air ~ speed of light in vavuum = 3,00 *10^8 m/s speed of sound in air ~ 330 m/s. Speed of light is faster than sound in air


What happens to speed of light from water to air?

It speeds up. Air and water are both media (plural form of medium). Each one of them has a different speed of light. As the incident ray passes from air to water, it refracts to be closer to the normal. A refraction occurs when there is a change in the speed of light. A change in the speed of light occurs when there is a change in media. In this case the media is changed from air to water. The second medium (water) must also have a lower speed of light in order for refraction to occur

Related Questions

What happens to the frequency of light as it goes from air to water?

The frequency of light remains constant as it changes medium from air to water. However, the speed and wavelength of light will change, causing it to bend or refract.


What happens to the speed of light when air changes to gas?

I'm afraid nothing happens to the speed of light ever. Also "air" is consider'd a gas.


What happens to the speed of the light when it passes from air into glass?

The speed decreases.


What happens to the speed of light as it moves from water into air?

The speed increases.


What happens when light goes from water to air?

When light goes from water to air, it undergoes refraction, causing it to change speed and direction. This change in speed and direction is due to the different optical densities of water and air. As a result, the light ray bends away from the normal line at the water-air boundary.


What happens to light when it goes from air into glass?

Light changes speed and direction when it goes from air into glass. This phenomenon is known as refraction. The change in speed causes the light to bend, which is why objects may appear distorted when viewed through a glass surface.


What happens to the speed of light as passes from water to air?

It increases.


Why does speed of light increase after passing through water?

The speed of light depends on the electrical properties of whatever substance it's in. It has nothing to do with what substance it used to be in before, or what substance it's going into next. -- If it goes from air into vacuum, its speed increases. -- If it goes from air into water, its speed decreases. -- If it goes from water into air, its speed increases. -- If it goes from water into diamond or jello, its speed decreases.


What happens to the speed of light when it travels from air into water?

the speed of light never changes but when the light beam goes from air to water, it refracts. this is when the light beam alters direction because it hits an object of greater or less density (in this case it is higher).


What happens to the speed of light when it travels from air into glass?

The speed of light decreases when it travels from air into glass because the glass has a higher refractive index than air. This causes the light to slow down as it moves through the denser medium.


Is the speed of light in air and in water is the same is the best explanation why the pencil appears broken at the boundary air and water?

If the speed of light were the same in air and water, then the pencil would appearstraight, NOT broken. The beginning of the simplest explanation of why it doesappear broken is the fact that the speed of light is different in air and in water,and that causes light to bend when goes from one into the other.


When light passes from air to glass what happens?

When light passes from air to glass, it undergoes refraction, which is the bending of the light ray due to the change in speed as it moves from one medium to another. The speed of light is slower in glass compared to air, causing the light ray to bend towards the normal.