The Sun appears red at sunset and sunrise. Why?

The Sun appears red at sunset and sunrise. Why?
by

1 Answer

Answer :

Ans: The sun appears red at the time of sunset and sunrise due to the scattering of light by small particles of dust or smoke near the surface of the earth. The light travels relatively without hindrance that is why the sun appears red at the time of sunset and sunrise.
by

Related questions

The sun appears red at sunrise and sunset while it appears white at noon because of _____ A. Refraction B. It is cooler at sunrise and at sunset C. Diffraction leading to red end of the spectrum reaching the earth D. Scattering of light due to dust particles and air molecules

Description : The sun appears red at sunrise and sunset while it appears white at noon because of _____ A. Refraction B. It is cooler at sunrise and at sunset C. Diffraction leading to red end of the spectrum reaching the earth D. Scattering of light due to dust particles and air molecules

Last Answer : ANSWER: D

Why does the Sun appears orange-red at the time of Sunrise and Sunset.

Description : Why does the Sun appears orange-red at the time of Sunrise and Sunset.

Last Answer : The earth's dust, gas and air particles scatter the sun's light in different directions. Violet light has a peculiar property due to which it gets scattered the most. Red light gets scattered the least. At ... earth. Since red is scattered the least, it is this colour that we see as it reaches us.

The sun appears red at sunrise and sunset while it appears white at noon, because A. Of refraction B. It is cooler at sunrise and at sunset C. Of diffraction leading to red end of the spectrum reaching the earth. D. Of Scattering of light due to dust particles and air molecules?

Description : The sun appears red at sunrise and sunset while it appears white at noon, because A. Of refraction B. It is cooler at sunrise and at sunset C. Of diffraction leading to red end of the spectrum reaching the earth. D. Of Scattering of light due to dust particles and air molecules?

Last Answer : C. Of diffraction leading to red end of the spectrum reaching the earth.

Sun appears red in colour at sunrise and sunset due to (1) the fact that sun emits only red colour at that time (2) red light having longer wave length scatters away (3) that sun comes out of the mountains (4) that all other colours scatter away except red

Description : Sun appears red in colour at sunrise and sunset due to (1) the fact that sun emits only red colour at that time (2) red light having longer wave length scatters away (3) that sun comes out of the mountains (4) that all other colours scatter away except red

Last Answer :  that all other colours scatter away except red

Which of the following is not caused by atmospheric refraction of light? (1) Sun appearing red at sunset (2) Twinkling of stars at night (3) Sun appearing higher in the sky than it actually is (4) Sun becoming visible two or three minutes before actual sunrise

Description : Which of the following is not caused by atmospheric refraction of light? (1) Sun appearing red at sunset (2) Twinkling of stars at night (3) Sun appearing higher in the sky than it actually is (4) Sun becoming visible two or three minutes before actual sunrise

Last Answer : (3) Sun appearing higher in the sky than it actually is Explanation: The twinkling of stars and variation in size of the Sun are due to atmospheric refraction of light. Besides, refraction is also ... higher or lower in the sky due to the changing position of the Earth relative to the Sun.

Which of the following is not caused by atmospheric refraction of light ? (1) Sun appearing red at sunset (2) Twinkling of stars at night (3) Sun appearing higher in the sky than it actually is (4) Sun becoming visible two or three minutes before actual sunrise

Description : Which of the following is not caused by atmospheric refraction of light ? (1) Sun appearing red at sunset (2) Twinkling of stars at night (3) Sun appearing higher in the sky than it actually is (4) Sun becoming visible two or three minutes before actual sunrise

Last Answer : Sun appearing higher in the sky than it actually is

Sun appears red in colour at sun-rise and sunset due to – (1) the fact that sun emits only red colour at that time (2) red light having longer wave length scatters away (3) that sun Comes out of the mountains (4) that all other colours scatter away except red

Description : Sun appears red in colour at sun-rise and sunset due to – (1) the fact that sun emits only red colour at that time (2) red light having longer wave length scatters away (3) that sun Comes out of the mountains (4) that all other colours scatter away except red

Last Answer : (4) that all other colours scatter away except red Explanation: According to Rayleigh's law, the intensity of scattered light varies inversely as the fourth power of its wavelength. Sunlight consists of ... have to travel a larger part of the atmosphere because they are very close to the horizon.

Why is the sky around the sun sometimes redish, pinkish, and orangy during sunset & sunrise?

Description : Why is the sky around the sun sometimes redish, pinkish, and orangy during sunset & sunrise?

Last Answer : Refraction from thunderstorm clouds. The best sunsets are before and after thunderstorms, probably due to moisture in the air, which also makes rainbows. Smoke colors them too. Angle of the light accounts for ... . 1 2 3. They have almost every color imaginable. Haven't you ever seen a sunset?

When you paint the sun over the sea, How can you tell if this painting is a sunrise or sunset?

Description : When you paint the sun over the sea, How can you tell if this painting is a sunrise or sunset?

Last Answer : Good question! I think that the only way you could tell my photos are all of a sunset is simply because I wouldn't be UP at sunrise taking pictures! I'm thinking that to suggest a sunrise, maybe ... than if you wanted to suggest a sunset ..so, same colors, only slightly darker tones for a sunset ?

Why does the sky look red at sunrise and sunset ?

Description : Why does the sky look red at sunrise and sunset ?

Last Answer : The sky looks red at sunrise and sunset because the wavelength of red light is longer.

A geostationary satellite appears standstill to a viewer on the equator of earth.

Description : A geostationary satellite appears standstill to a viewer on the equator of earth.

Last Answer : Ans: Because the distance remains the same.

The sky from moon appears black. Why?

Description : The sky from moon appears black. Why?

Last Answer : Ans: as the moon has no atmosphere, so the sky looks completely black when viewed from the moon.

Which do you enjoy more....a sunrise or a sunset?

Description : Which do you enjoy more....a sunrise or a sunset?

Last Answer : answer:Sunrise. because, i know at the age of 66, i have survived another day to live. Sunsets are beautiful, but to me, do not have the same meaning.

From which beach in Bangladesh sunrise and sunset can be seen ?

Description : From which beach in Bangladesh sunrise and sunset can be seen ?

Last Answer : Sunrise and sunset can be seen from Kuakata beach

Why do I think about my wife when I see a sunrise or sunset?

Description : Why do I think about my wife when I see a sunrise or sunset?

Last Answer : Quite a difficult question! In some psycho-analysis during our college days we were asked if we liked sunset or a sunrise more. While the sunrise used to reflect optimism and positivity, the ... , my dear, and continue with your beautiful, poetic thoughts and their wonderful articulation.

How would you know if a photograph is of a sunset or a sunrise?

Description : How would you know if a photograph is of a sunset or a sunrise?

Last Answer : Well this is a hard one. I am a photographer and when I photograph sunrises and sunsets I usually try to have something in the image for the viewer to know if possible. Generally the main thing ... have sent out throughout that day, which honestly is bad but it makes for the most beautiful sunsets.

How does latitude affect sunrise and sunset time?

Description : How does latitude affect sunrise and sunset time?

Last Answer : latitude affects sunrise and sunset times because the Moon pushes it towards the sun causing more rays to direct at the Earth. thats how they say the world were in ... were only A COUPLE THOUSAND METERS from the sun eventually it will cook us like cooking steak in an oven

Why doesn't the summer solstice have the earliest sunrise or latest sunset of the year?

Description : Why doesn't the summer solstice have the earliest sunrise or latest sunset of the year?

Last Answer : It's supposed to be the longest day of the year, right? What gives?

The redness in atmosphere at Sunrise and Sunset is due to – (1) Refraction of light (2) Reflection of light (3) Dispersion of light (4) Scattering of light

Description : The redness in atmosphere at Sunrise and Sunset is due to – (1) Refraction of light (2) Reflection of light (3) Dispersion of light (4) Scattering of light

Last Answer : (4) Scattering of light Explanation: The red colour in the sky at sunset (and sunrise) is due to an effect called Rayleigh scattering. At sunrise or sunset, since the Sun is low on the horizon, ... through more of the atmosphere - and therefore bounce off more molecules -than at other times of day.

Early sunrise and late sunset is due to?

Description : Early sunrise and late sunset is due to?

Last Answer : Refraction of light

The redness in atmosphere at Sunrise and Sunset is due to : (1) Refraction of light (2) Reflection of light (3) Dispersion of light (4) Scattering of light

Description : The redness in atmosphere at Sunrise and Sunset is due to : (1) Refraction of light (2) Reflection of light (3) Dispersion of light (4) Scattering of light

Last Answer : Scattering of light

What causes milk to rise up when we boil it?

Description : What causes milk to rise up when we boil it?

Last Answer : Milk contains 87 per cent water, 4 per cent proteins and 5 per cent lactose (milk sugar). When we boil milk, the fat, sugar, proteins and minerals get separated. Since they are lighter than ... vapour pressure raises the creamy layer. So the milk pushes the creamy layer out and milk spills out.

How does a compact fluorescent lamp consume less electricity than conventional fluorescent lamps and bulbs?

Description : How does a compact fluorescent lamp consume less electricity than conventional fluorescent lamps and bulbs?

Last Answer : Fluorescent lamps are based on the phenomenon of gas discharge between two electrodes at the ends of a glass tube. Generally these tubes contain a little mercury in the low-pressure vapour phase. When ... poor efficiency. The three types of lamps may have a typical efficiency ratio of 8:6:3.

Why does an egg (with the shell) burst when cooked in a microwave oven?

Description : Why does an egg (with the shell) burst when cooked in a microwave oven?

Last Answer : Microwave radiation is generated in an electronic tube called a magnetron, and passes along what's called a wave-guide into the oven cavity. The microwaves are absorbed by foods - a characteristic that ... encourages even cooking and (if we forget to prick the yolk) helps to confine the explosion.

Why is fuel used in airplanes different from those used in motor vehicles?

Description : Why is fuel used in airplanes different from those used in motor vehicles?

Last Answer : Aviation turbine fuels are used for powering jet and turbo-prop engine aircraft. Kerosene was used to fuel the first turbine engines. Kerosene-type fuel was chosen as having the best ... is only significant demand in very cold climates where its better cold weather performance is important.

How does a rechargeable battery work? What is the life of such batteries and how are they different from ordinary batteries?

Description : How does a rechargeable battery work? What is the life of such batteries and how are they different from ordinary batteries?

Last Answer : Electrochemical cells and batteries are identified generally as primary and secondary batteries. The primary batteries cannot be easily or effectively re-charged electrically and hence are discharged (used ... cycles (one cycle represents one discharge and charge) depending on its design parameters.

What is the peculiar smell of the earth after the first shower?

Description : What is the peculiar smell of the earth after the first shower?

Last Answer : ANSWER I: The characteristic earthy odour of soil is caused by the production of a series of streptomycete metabolites called geosmins. These substances are sesquiterpenoid compounds and unsaturated compound ... ) is the microbial product found in the spores is responsible for the pleasant smell.

How is a ventriloquist able to throw his voice?

Description : How is a ventriloquist able to throw his voice?

Last Answer : ANSWER I : Ventriloquism is the art of projecting or `throwing,' the voice so that is appears to come from a different source. The performer also directs the attention of the audience to the place from where ... of light that hits it, while the ear isn't so sensitive to the direction of a noise.

Does frequent switching on/off of a fluorescent lamp reduce its life?

Description : Does frequent switching on/off of a fluorescent lamp reduce its life?

Last Answer : The life of a fluorescent lamp is essentially determined by life of the cathode filament it uses. A conventional fluorescent lamp employs closely wound coil of tungsten wire as filament. Upon switching on ... of continuous burning can be halved or made still less, just by frequent switching on/off.

How do touch screens work?

Description : How do touch screens work?

Last Answer : Touch screen monitors - where you can use your finger on the computer screen to navigate through the contents - have become more and more commonplace over the past decade, particularly at public information ... allowing a touch with almost any object - except hard and small objects like a pen tip.

How does the solar wind affect Earth?

Description : How does the solar wind affect Earth?

Last Answer : Solar wind contains intense clouds of high energy particles which are produced by solar storms. These clouds of particles affect Earth. These clouds are called coronal mass ejections. They reach the earth ... by the solar wind, especially the storm clouds that the Sun launches our way very often.

Why is the @ symbol used in an email address?

Description : Why is the @ symbol used in an email address?

Last Answer : ANSWER I: The e-mail address generally has two parts, user id and the domain name. The @ (at) symbol is used to separate the user id from the domain name in the e-mail address. The e- ... reached on the Internet by giving the email address (also called the User's Uniform Resource Locator (URL)).

What is Polaroid sunglasses made of?

Description : What is Polaroid sunglasses made of?

Last Answer : ANSWER I: Polaroids are thin and large sheets of crystalline polarising material (made artificially) capable of producing plane polarised beams of large cross section. As early as 1852, it was ... to return to their original shape, resulting in the loss of their light absorbing properties.

Why does rain come in drops and not in a continuous stream?

Description : Why does rain come in drops and not in a continuous stream?

Last Answer : When warm wet air rises, it cools and water vapour condenses to form clouds. A cloud is made of small drops of water or ice crystals, depending on its height and how cold its surrounding air is. ... Giant droplets fall rapidly. Thus drops keep on falling side by side and not in a continuous stream.

Why is the Earth's core hot? What caused it to heat up? Is it still heating, or now cooling?

Description : Why is the Earth's core hot? What caused it to heat up? Is it still heating, or now cooling?

Last Answer : Scientists estimate that temperature at the Earth's core is about 5538{+0}C. Much of the heat inside the Earth today comes from elements that were present when the planet was first formed billions of years ... function of their half-life. Therefore, Earth's core is not heating up, it's cooling down.

How is carbon dioxide removed from blood before it is exhaled?

Description : How is carbon dioxide removed from blood before it is exhaled?

Last Answer : In humans, carbon dioxide is generated in the tissues during oxidation of glucose, in order to liberate energy, which is resumed to perform body functions. Before exhalation through lungs the gas is transported ... than the tissue capillaries. Nearly 23 per cent of CO{-2} is transported this way.

How do certain species of birds such as Humming Birds, Terns, Gulls and Kestrels remain in the air without a forward motion?

Description : How do certain species of birds such as Humming Birds, Terns, Gulls and Kestrels remain in the air without a forward motion?

Last Answer : ANSWER I: The humming bird's wings consist mainly of elongated hand bones to which the flight feathers are attached, and the whole wing can rotate as does the wrist. The short arm bones not ... only birds which can fly forwards, backwards, up, down, sideways or move instantaneously in any direction.

How does ballast-less track provide safe travel?

Description : How does ballast-less track provide safe travel?

Last Answer : ANSWER I: Ballast is a prime component of the track that acts as a vibrant medium to transmit from the rail surface the weight of the train down to the formation, the wells set on ... cost involved in laying a ballast-less track is more initially but it requires less recurring maintenance cost.

What is Computer Simulation Technique?

Description : What is Computer Simulation Technique?

Last Answer : ANSWER I: `Simulation' in general terms can be defined as the representation or imitation of a system in its realistic form. When a computer program is used to create a model to mimic a ... frame, combustion, and weather and ocean circulation are some of the examples that need huge computer power.

Do animals also have blood groups like humans?

Description : Do animals also have blood groups like humans?

Last Answer : In man blood group is applied to single factor. This factor is agglutinogen and is also called antigen. It is found on the surface of red blood corpuscles. Accordingly a person with `A ... set off strong transfusion reactions. Such reaction can occur on the second or on subsequent blood transfusion.

Why does sea water not erode coastal areas in all places?

Description : Why does sea water not erode coastal areas in all places?

Last Answer : The main cause of coastal erosion is the kinetic energy of wind. The main medium of transmission of wind energy is through wind generated water waves. Occasionally waves are also generated by other ... littoral drift (as in Chennai Marina), stopped by the harbour structures jutting into the sea.

How does scratching cure itching sensation?

Description : How does scratching cure itching sensation?

Last Answer : Very sensitive, rapidly adapting, mechanoreceptive free nerve endings that elicit only the tickle and itch sensation are found almost exclusively in the superficial layers of the skin. This sensation ... The anterolateral system is a cruder type of transmission system than the dorsal column system.

In the past, why was injection administered in the stomach for dog bite?

Description : In the past, why was injection administered in the stomach for dog bite?

Last Answer : ANSWER I: This is the only disease where the vaccine is given after the exposure (post- exposure). Nervous tissue vaccine (NTV), is one of the vaccines administered for dog bite. This vaccine is ... it does not require a subcutaneous layer. Hence, it can be given in the buttocks or arm region.

What is the pH of rainwater? Is the pH suitable for drinking?

Description : What is the pH of rainwater? Is the pH suitable for drinking?

Last Answer : The technical definition of pH is that it is a measure of the activity of the hydrogen ion (H+). It is essentially a measure of acidity. The pH scale ranges from 0 -14. In the ... of rainwater tends to fall drastically, rainfall is highly acidic and the water thereby becomes unfit for consumption.

What is the difference between TV screen and computer monitor?

Description : What is the difference between TV screen and computer monitor?

Last Answer : ANSWER I: Computer monitors are capable of accepting signals only from the central processing unit of a computer. Therefore they are unable to reproduce a colour image from a composite video signal ... prevent flicker. This requires electronics that operate twice the speed as that of a television.

Like ordinary paints do metallic paints also fade?

Description : Like ordinary paints do metallic paints also fade?

Last Answer : Metallic paints do fade. It depends on the quality and the type of the aluminium paste used. Usually in most of the metallic paints, the commonly used pigment is aluminium pigment in the form of ... a short period of coating, whereas cars coated with metallic paints shine even after a long time.

How does a lightning arrestor work?

Description : How does a lightning arrestor work?

Last Answer : ANSWER I: Lightning, is a form of visible discharge of electricity between rain clouds or between a rain cloud and the earth. The electric discharge is seen in the form of a brilliant arc, ... a cone of protection, which has a ground radius approximately, equal to its height above the ground.

Why do houseflies rub their front legs together?

Description : Why do houseflies rub their front legs together?

Last Answer : Housefly (Musca Domestica) is a common insect found in all places. It has a very short life span. Adult houseflies feed on human and animal food and waste materials and often use buildings as ... whenever a housefly rubs its legs, lakhs of bacteria are discharged from the legs for each rubbing.

Why do lips become dry during winter?

Description : Why do lips become dry during winter?

Last Answer : Our skin is endowed with both cold and warmth receptors. There are more cold receptors than warmth receptors. Therefore peripheral detection of temperature mainly concerns detecting cool and cold ... of infarction necrosis of affected areas even after the temperature begins to return towards normal.

What is meant by ozonised mineral water?

Description : What is meant by ozonised mineral water?

Last Answer : Ozone is a blue gas with a relative molar mass of 48 and molecular formula of O {-3}. It converts back into oxygen after its oxidising process. This makes it the most eco-friendly treatment ... control rate of injection. The amount of ozone to diffuse in water depends on the contamination of water.