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

Q: Tennis balls used to be white. What is their color today, and why?

A: Tennis ball used to be white. But after the advent of television, white color was found difficult to…

Q: At noon the sun appears white as a) light is least scattered b) all the colours of the white light…

A: In order to reach the earth through the atmosphere, light has to travel a shorter distance only…

Q: What color do purple and red make?

A: According to the traditional color theory, there are three primary colors that are, red, yellow, and…

Q: Why is the color of the clear sky is blue?

A:

Q: how does a pigment affect light?

A: Pigments are molecules that absorb specific wavelengths of light and reflect all others. If the…

Q: If you observe objects inside a very hot kiln, why is it difficult to discern the shapes of the…

A: When the object is inside a hot kiln, the object gets heated. This hot object emits thermal…

Q: Which colour results when yellow, cyan and magenta colours are subtracted from a white colour?

A: The secondary colours of light are formed by mixing primary colours which are namely Red, Green and…

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

A: Given:  Fire engines

Q: The colored wings of many butterflies are due to pigmentation, but in others, such as the Morpho…

A: The colored wings of morpho-butterflies are due to the iridescence.

Q: why dont colour scientists list black and white as colors?

A: Visible light is the combination of the seven wavelength ranges of light. Each wavelength range of…

Q: While contemplating the food value of a slice of ham, you notice a rainbow of color reflected from…

A: In thin-film interference, the light reflected from the top and bottom surfaces of a film will…

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: Choose the BEST answer to the following: The complementary color of blue is (a) magenta. (b) yellow.…

A: Answer: bi,e Yellow.

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: Based on your observation, what is the direction of the circulation of red food color? blue food…

A: As the heart beats, it pumps blood through a system of blood vessels called circulatory system.…

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

A: The color of the red cloth appear to be when illuminated by sunlight is red.

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: at colors do the two wavelengths corres

A:

Q: What is the effect on the color of a cloud when it contains an abundance of large droplets?

A: The sunlight scattering the droplets in absorb most of the light.

Q: orange-violet-yellow-red-brown and Ω %

A:

Q: Which of the following are complementary colors? A. Yellow and blue B. Red and green

A: The complementary colours are colours that contrast with each other and are positioned exactly…

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: Your friend says that more patterns and color can be seen on the wings of birds if viewed in…

A: The meaning of ultraviolet (UV) is “above violet.” The electromagnetic frequencies of ultraviolet…

Q: Your friend says that red and cyan light produce white light because cyan is green + blue, and so…

A: Given: Colours of light

Q: what colour results when red light is subtracted from white light?

A: White light consists of mainly three primary colors – red, yellow, green.

Q: Why does the Sun appear reddish early in the morning?

A: When sun rises, the rays coming from the Sun have to travel a large distance in earth’s atmosphere…

Q: Why is the sky a darker blue when you are at high altitudes? (Hint: What color is the “sky” on the…

A: The color of sky is actually black, and in the morning due to scattering of sunlight we see a bluish…

Q: Why are sunsets reddish orange on color?

A: Introduction: The lights coming from the sun to the earth get scattered by the particles present in…

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

A:

Q: Your friend reasons that magenta and yellow paint mixed together will produce red color. magenta is…

A: The primary colours of light are RBG (Red, Green, and Blue).The primary colours of pigments are…

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

A: If the sunlight were somehow green instead of white, then on a very hot day green colored clothes…

Q: Red sunrises occur for the same reason as red sunsets. But sunsets are usually more colorful than…

A: The light rays coming from the sun toward earth either scattered or transmitted from the Earth’s…

Q: In winter, a pile of snow has a bright white color. Use this fact ro explain why it takes a lot time…

A: Snow is a great insulator. The heat inside from your body warms up the air inside pretty quickly,…

Q: The translucence that is observed when paper comes into contact with oil is due to the __________ of…

A: Answer:-  Index of Refraction    The translucence that is observed when paper comes into contact…

Q: why are red , green and blue called the additive primary colours?

A: Additive primary colours are the primary colour elements that make up white light. These colours are…

Q: Your friend reasons that magenta and yellow paint mixed together will produce red because magenta is…

A: We know, color yellow is the mixture of primary color red and green and magenta is a mixture of red…

Q: Tennis ball used to be white, what is the color preferred nowadays and why?

A: At present, tennis balls are yellow-green color and this is because this color is more sensitive to…

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: Which color of light is produced by mixing red light and blue light?

A: Ans is Magenta

Q: Which of the following colors indicates an object of the lowest temperature? (A) Violet (B) Blue (C)…

A: Answer:- (B) Blue    Blue colors indicate an object of the lowest temperature.    Because    In any…

Q: Describe the resulting colors when the following lights are mixed together: Red and blue light…

A: Answers  1. Magneta 2. Cyan 3. Black

Q: What will be the color of a sheet of paper containing red pigment when yellow light shines on it?…

A: Answer a) Red , b) Black

Q: Why don’t color scientists list black and white as colors?

A: Each different color has its own specific wavelength.

Q: Why the colour of the sky is blue?

A: When sunlight passes through the atmosphere, the fine particles in the air scatter the blue color…

Q: why does the colour of sunset vary from day to day?

A: The colour of sky is actually the result of scattering of light by the micro particles in 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.