Choose the BEST answer to the following: To say that a rose petal is red is to say chat it (a) absorbs red. (b) reflects red. (c) emits red. (d) transmits red.

Q: Choose the BEST answer to the following: Colors in a soap bubble result from light (a) converted to…

A: A soap bubble is a very thin sheet of water sandwiched between two layers of soap molecules. The…

Q: Why do objects illuminated by moonlight lack color?

A: Objects illuminated by moonlight do not lack color. It is just that the intensity of moonlight is…

Q: When does light not refract upon entering a different medium?

A: refraction of light

Q: Why does the sky sometimes appear whitish?

A: Our atmosphere consists of large number of dust and other air particles. According to their size of…

Q: Think about the word below. What letters are unchanged if they are reflected horizontally?…

A: A mirror image is a reflected duplicate of a seemingly identical object that is turned the other way…

Q: What is the advantage of having matte (nonglossy) pages in this book rather than pages with a…

A: Given:  pages in book

Q: Why can sunlight that illuminates Earth be approximated by plane waves, whereas the light from a…

A: Explanation:

Q: How is the law of reflection and refraction applied in health science?

A:

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: How is wavelenght of light related to its frequency?

A: the wavelength and frequency of light are mutually independent to each other . as the wavelength…

Q: Everyone knows the 7 colors of the rainbow: Red, Orange, Yellow, Green, Blue, Indigo, and Violet.…

A: Violet colour usually appears on the inner arch of the rainbow . At their edges, the colors of a…

Q: What accounts for the light and dark bands produced when monochromatic light reflects from a glass…

A:

Q: why does water appears to be cyan in colour?

A: Scattering is defined as the atoms or molecules which are exposed to light absorb light energy and…

Q: does a hot transparent gas emit every color of the rainbow

A: The Kirchhoff's laws of spectroscopy give important aspects of spectra. The laws state that   A hot…

Q: What Is The Principle Of Reversibility of light?

A: The principle of reversibility of light states that light follows the same path if the direction of…

Q: What do the electrons affected by illumination do when they are made to vibrate with greater energy?

A: When electrons of anatomare illuminated with incident photon energy, They begin to oscillate. If…

Q: The bending of light as it passes into a different medium is an example of:

A: Answer:  Refraction

Q: How does the average speed of light in glass compare with its speed in a vacuum?

A:

Q: what are subtractive primary colours? Give examples

A: Subtractive colour mixing means that one begins with the white and ends with black. That is when…

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 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: Choose the BEST answer to the following: When red and blue light are overlapped, the color produced…

A: Answer: ai,e Magneta

Q: Why does light bend when it passes through different materials?

A: When light ray travels from one medium to another, its speed either increase or decrease this change…

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: What is the principle of constancy of light?

A: Principle of constancy of light speed was formulated by Albert Einstein motivated by the result of…

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: The index of refraction of glass is 1.52, and of acrylic is 1.49. This tells you that the…

A: Refractive index of acrylic is less than that of glass.

Q: How does the rainbow form with the use of reflection, refraction, and dispersion?

A: A rainbow is a spectrum of light forms when the sun shines on rain drops. It is combined result of…

Q: Why does water appear cyan?

A: Water molecule absorbs red light very strongly, so when red light is subtracted from the white light…

Q: Do you think that the formation of a rainbow is more a demonstration of the wavelikeor particle-like…

A: Rainbow formation: Rainbow formation is formed due to refraction between water droplets (High…

Q: Why does the pupil of eye appear black?

A: The pupil is situated at the center of the iris of the eye. Pupil appears black because the entered…

Q: Why does a rainbow exist only in a narrow band?

A: The rainbow is caused by the refraction of light through the water droplets. The angle of refraction…

Q: Why does light bend when it passes thru different materials?

A: According to question: Light bends only in a medium, i.e light bends as a consequence of interacting…

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: Discuss in detail the formation of rainbows.

A: Visible light have seven frequency bands that each corresponds to a different color. The order of…

Q: Can light bend around corners? Explain your answer.

A: Diffraction is the property or ability of the light to bend around the corners.

Q: Which has the greatest energy among the color in a rainbow

A: Rainbow has seven colors which are : violet, indigo, blue, green, yellow, orange, red Energy is…

Q: Does a single raindrop illuminated by sunlight deflect light of a single color or does it disperse a…

A:

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: Discuss how Reflection and Refraction and the transmission of light are involved in our lives.

A: Reflection   We use mirrors on a daily basis, which works on the principle of reflection   Plane…

Q: what occurs when white light is refracted into the different wavelengths of colour it contains.

A: When light passes through a prism or any other material, it gets split up into different wavelength…

Q: Choose the BEST answer to the following: Black is the combination of (a) all the colors together.…

A: The black colour is formed when an object absorbs the radiation of all the colors, as an ideal black…

Q: Why does a high flying airplane cast little or no shadow on ground below while a low flying airplane…

A: An aeroplane cast little or no shadow when flying high above the ground whereas a low flying…

Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as: