Why will the leaves of a red rose be warmed more than the petals when illuminated with red light? How does this relate to people in the hot desert wearing white clothes?

Q: Can you see a rainbow at night?

A: When the sunlight being reflected and refracted inside raindrops the rainbow is formed. Thus, it is…

Q: In a movie theater, you can see the beam of projected light.What phenomenon does this exemplify? Why…

A: Tyndall effect is a phenomenon by which scattering of light occurs in a colloid. The given examples…

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

A: Explanation:

Q: Does a viewer see single color or a spectrum of colors coming from a faraway drop?

A: Every raindrop is a spherical shape that behaving likes a small glass prism.

Q: Which warms more quickly in sunlight- a colorless or a colored piece of glass? Why?

A: A colored glass can absorb all the colors except its own color while the colorless glass can't…

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: in which of these case ripe banana will appear black when illuminated with red, yellow , green and…

A: A color whish appears to us is due to the reflection of light from a particular surface. The process…

Q: Which have longest wavelengths- light waves, X-rays or radio waves?

A: According to the electromagnetic spectrum the range of wavelength for different type of…

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 do the iridescent colors seen in some seashells (such as abalone shells) change as the shells…

A: The object, substance, or living organism appears in a certain color because it absorbs some…

Q: In a boutique store with only fluorescent lighting, a customer insists on taking dresses into the…

A: The fluorescent light highlights high frequencies, and do not possess all range of colors to be…

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: 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: In which of these cases will a ripe banana appear black—when illuminated with red, yellow, green, or…

A: Given: A ripe banana

Q: It is hotter at the same distance over the top of a fire than in front of it, Why?

A: Whenever we put fire at a place, the air surrounding the fire gets heated up. As we know that hot…

Q: Do you think light acts as a particle or as a wave?

A: The light acts as both, a particle as well as a wave. Different experiments are conducted by various…

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 red paint red?

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

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: 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: By how much does light refract when it crosses a boundary?

A:

Q: Which is more easily diffracted around the buildings , AM or FM radio waves? Why?

A: AM (amplitude modulated) radio wave has wavelength around 1km-100m and FM (frequency modulated)…

Q: How does incident light that falls on an object affect the motion of electrons in the atoms of the…

A: When light with a certain frequency is incident on an object it can be absorbed, reflected or…

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: Name the subjective property of light related to its wavelength.

A: The subjective property of light related to its wavelength is colour .

Q: How does the ditrection of polarization of light compare with the direction of vibration of the…

A:

Q: Which travels more slowly in glass , red light or violet light?

A: White light is a combination of all colours, using prism white light from our Sun can be separated…

Q: Which are more successful in dislodging electrons from a metal surface—photons of violet light or…

A:

Q: Discuss and explain the relationship of color with wavelength.

A:

Q: How could you use the spotlights at a play to change the performers’ clothes suddenly from yellow to…

A: The performer is wearing yellow clothes, and we need to change the color to black, using spotlight.

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: Why does the candle light appears dimmer as you move back?

A: The given problem can resolved using the concept of intensity of light.  Intensity of light (I) can…

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

A: Each different color has its own specific wavelength.

Q: Choose the BEST answer to the following: Among these colors, the one having the most energy per…

A: Answer: di,e Violet.