FAQ

Why does water produce a shadow?

Why does water produce a shadow?

It is called Refraction which means that light bends as it goes through water this bending of the light can create a illusion where there may be a shadow BELOW the glass of water but the actual light going THROUGH the water is refracted into a different direction which can create the shadow which is not cast by the …

Does water have a shadow?

Originally Answered: Does water have a shadow? No because water angles in other words refracts light which will cause it to change direction which give the illusion of shadows.

Why can we observe our image in still water but on the contrary in a moving water image is not observed?

We see our face when the light from the reflector reaches our eye to form an image. But in moving water the light rays are reflected back in multiple directions due to turbulence and uneven surfaces . Hence an image is not formed.

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Which thing have no shadow?

Transparent objects cannot form a shadow. They are only formed in opaque or translucent objects. If we take a glass slab, no shadow is formed because it allows light to pass through it.

What exactly are shadow?

A shadow is a dark area where light from a light source is blocked by an opaque object. It occupies all of the three-dimensional volume behind an object with light in front of it. The cross section of a shadow is a two-dimensional silhouette, or a reverse projection of the object blocking the light.

Why do you see your reflection in still water but not moving water?

When the water in a lake or sea is very still, the reflection of the landscape is perfect, because the reflecting surface is very flat. However, if there are ripples or waves in the water, the reflection becomes distorted.

Why can we see reflections in water?

This is because a water surface is neither a perfect mirror nor perfectly invisible. Part of the light rays from you are reflected on the water surface, so that you can see your image. A part of the light rays reaching the bottom of the pond are scattered by the objects there and also fall into your eyes.

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Do fishes cast shadow in water?

Yes, of course. The body of a fish is opaque. Hence if sunlight or any other light falls on it it casts a shadow on the other side.

Why doesn’t water cast a shadow when it’s empty?

The movement of the water is irrelevant. Imagine a transparent glass tube. If it is properly made, when it is empty it will not cast a noticeable shadow. When it is full of water, then it will. Part is down to refractive index… Analogy with a rainbow, where part of the sky just off the bow is slightly darker, some light having been diverted…

How does a glass of water reflect light?

Water can refract light, essentially acting as a lens. Some of the light passing through the glass will be focused into specific areas, meaning that less light falls in the rest of the shadow. Think about what you see in a shallow pool of water: the waves and ripples on the surface of the water create shadows…

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Does a column of water cast a shadow?

A column of water is not invisible (for reasons mentioned above by some), therefore it will cast a shadow. A glass tube will most definitely cast a shadow. Be careful! That may cause your message to be removed!

Why does my water look cloudy when I clean it?

Air is pulled into the plumbing and is put under pressure, which can create a carbonated effect that causes cloudy water to form. All water holds some form of air but pressurised water holds more air, which contributes to the cloudy water. What Causes My Water To Look Cloudy?