Why does the blood of injured deep sea drivers look greenish black in underwater photograph when taken with natural light, but red when flash is white?

Q: Why is the foam of root beer white, while the beverage is dark brown?

A: In the case of foam, it is composed of tiny bubbles of very thin layers; therefore; the scattering…

Q: What color(s) is (are) absorbed when blue pigment has yellow light shone on it?   a) red and green…

A: If blue pigment has yellow light shone on it

Q: What do the various colors displayed in the flame of burning log represent?

A:

Q: Why do soap bubbles show glints of random colors?

A: The white light consists of all the colors and when it falls on soap bubble which can be considered…

Q: Why do photographers use a red light in the darkroom when developing black and white film?

A: Black and white film, also known as orthochromatic films, are blue and green sensitive light films.…

Q: A swatch of pure red fabric is viewed through a green filter. The fabric appearsA. Red.        B.…

A: Red is a combination of yellow and magenta. In order to reflect yellow and magenta color, these…

Q: What color does red cloth appear to be when illuminated by light from neon sign?

A: The color of an object depends upon the kind of light falls on the surface and the nature of the…

Q: what part of the electromagnetic spectrum is most absorbed by water?

A: A material absorbs light when the natural frequency of oscillation of that material matches with the…

Q: Which statement correctly explains why white objects look white and black objects look black? O a Ob…

A: The colour of an object depends on which colour the object reflects when white light is incedent on…

Q: Fire engines used to be red, Yellow-green is now the preferred color. Why the change?

A: Given:  Fire engines

Q: What would Young have seen if light did not exhibit any wave characteristics?

A: We are given to consider that light does not have wave characteristics

Q: Why do opaque materials become warmer when light shines on them?

A: The incident light energy on the material of the opaque substances vibrates the atoms r molecules of…

Q: Why are red, green and blue called the additive primary colors?

A: By adding suitable amount of red, blue and green color, white color is formed. And as we know, the…

Q: when something is painted blue, which colour is most absorbed by it?

A: When an object is painted blue, then the most absorbed colour on that object will be its opposite…

Q: If the sky on certain planet in the solar system were normally orange, what color would sunsets be?

A: The sunset would be blue.If the sky of a certain planet is orange at noon, it means that the…

Q: Why does a white piece of paper appear white in white light, red in red light, blue in blue light,…

A: A piece of paper that appears white in sunlight has the property of reflecting any color that is…

Q: Why will the leaves of a red rose be warmed more than the petals when illuminated with red light?

A: The petals of a red rose reflect all the red light coming from the source, whereas the leaves absorb…

Q: Why does water make a shirt darker?

A: Transparency: When an object is placed in the sight of an eye and a person is still be able to see…

Q: why red and cyan colours are called complimentary colours?

A: A colour which on mixing up with another colour gives white or black colour is called the…

Q: Fire engines used to be red, Yellow-green is now the preferred colour.Why this change occured?

A: Red color appears black in the night, but the brightness of yellow green color does not fade in the…

Q: Which color has the highest energy? A) Violet B) Red C) Blue D) White

A: The energy of incident light wavelength is given as                             E=hcλ Here, E is…

Q: Why are fabrics that fluoresce when exposed to ultraviolet light so bright in sunlight?

A: Fluorescence: It is a process in which the atom or substance emits a radiation of a larger…

Q: Why is red paint red?

A: Red ochre is a simple compound composed of iron and oxygen which gives the colour to the paint.

Q: When something is painted red, what color is most absorbed?

A:

Q: When you look at a thin film of clear oil or gasoline on the surface of water, that film appears…

A:

Q: Does the laser beam from the laser device degrade when passing through a glass prism?

A: Laser beams are considered as monochromatic beams .

Q: When you look at a shirt and it is blue…. WHY IS IT BLUE? What is being absorbed and what is being…

A: What colour our eye see is the reflected colour which an object reflects. Rest of the colours are…

Q: Why does smoke from campfire look blue against trees near the ground but yellow against the sky?

A: We see the scattered light from the smoke which is blue in color near the ground, while in the sky,…

Q: Why does the Sun look reddish at sunrise and sunset but not at noon?

A: The sun appears reddish at sunrise and sunset due to the scattering of light due the small air…

Q: Why does a fireplace poker appear black when not in the fire and red, yellow, or white when left in…

A:

Q: Several raisins are placed in a bowl of water, after 24 hours, why does the water changes color?

A: Raisins swell when they are soaked in water. All of this is due to the osmosis process.

Q: What causes the spectrum of colors seen in gasoline splotches on a wet street? Why are these not…

A: The thickness of the gasoline splotches on a wet street is of the order of wavelength of visible…

Q: What causes the spectrum of colors seen in gasoline splotches on a wet street? Why are these not…

A: Average velocity equals instantaneous velocity means that velocity remains constant over the time.…

Q: Why the Sun and the surrounding sky appears red during Sunrise and Sunset?

A: Sunlight consists of different color with different wavelength which get scattered by the small…

Q: which warms more quickly in sunlight -a colourless or coloured piece of glass? Also explain Why?

A: A coloured glass can absorb all the colours except its own colour while the colourless glass can’t…

Q: Why does the blood of injured deep-sea divers look greenish-black in underwater photographs taken…

A: Natural light at low depths of the ocean is blue due to the filtering effect of a water above. There…

Q: Explain why we see distant mountains as blue green in color instead of seeing it as green?

A: The sky is blue because the air in the atmosphere scatters blue light.

Q: Why do blood of injured deep sea divers look greenish-black in underwater photographs taken with…

A: Water has a property to absorb red color light under deep sea and when we capture the photo of…

Q: When an object is painted red, what color is absorbed most?

A: When an object is painted red, it looks red because the molecules in the paint have absorbed the…

Q: If the sunlight were somehow green in color instead of white, what color clothing would be advisable…

A: Since green color will absorb all color frequencies except green so when sunlight of green color…

Q: Comment on the statement “Oh, that beautiful red sunset is just the leftover colors that weren’t…

A: When light falls on suspended particles that are present in the air then it gets scattered. White…

Q: Colors that absorb radiation most effectively are the least effective emitters. O True O False

A: Electromagnetic radiation is emitted and absorbed by all bodies, whether they are black, white, or…

Q: When dishes are not properly rinsed after washing, different colors are reflected from their…

A: When the dishes are not washed properly, the soap layer is left on the surface of the dishes. The…

Wien's displacement law

Students often get confused between Wien's displacement law and Planck's radiation law. Although both are historically related, yet they are conceptually different. Planck's law helps determine the spectrum of a blackbody, while Wien's law determines the relationship between peak wavelength and temperature.