5. Explain the following phenomena (underlined) using physies principles. At noon, you see that (a 5) the sky is blue and (b 5) the cloud is white. Answers must be printed on the answer sheet

Q: 5. Which of the following diagrams shows light being reflected? А. Light B. the Light С. Light D.…

A: REFLECTION : Reflection is penomenon of returning back of light in same medium.

Q: Why is the sky blue during fair day and why is it red during sunset?

A: This things happen due to the phenomenon scattering of light.

Q: At the beach, you can get a sunburn while under the shade of an umbrella. Explain the statement?

A: Sun burn is a radiation that affects the tissues upon over exposure to UV rays.

Q: 4. The sky is mostly blue with some

A: The type of weather is FAIR WEATHER

Q: A 64 cd point source of light is 3 m away from a painting.  What is the illuminance on the painting…

A:

Q: what is effect on the colour of  clouds when it contain an abundance of large droplets?

A: The clouds floating overhead contain water vapor and cloud droplets, whish are small drops of…

Q: 3. Derive Snell's law using the principle of least time.

A:

Q: 2) Find critical angle for a water – air boundary

A: Critical Angle: When a beam of light travels from denser medium(water) to rare medium(air) the light…

Q: Send a message to Grandma and tell her what details you’ve learned that explain why the sky is blue,…

A: Hello grandma, I am fine here and hoping the same for you. I would like to tell you about the beauty…

Q: How do photographers make clouds brighter by in contrast with the sky?

A: In order to make photographs more distinctive, especially at times when two parts of the photo are…

Q: inverse square law and how does it apply to lighting? Identify which type of architectural lighting…

A: Inverse-square law is as follows: The Inverse-square law portrays the force of light at various good…

Q: The following diagram shows a ray of light passing from the air into a glass block. 50° 90° 40° 70°/…

A: The angle of incidence is the angle made by the ray with the perpendicular at the point of the ray…

Q: At the beach, you can get a sunburn while under the shade of an umbrella. What is your explanation?

A: The reason of Sunburn is ultraviolet rays.

Q: 2. What is the role of Nitrogen gas in polarography ? 3. Draw and label a ideal polarogram. 4. Write…

A: Question 2)  Given:-  What is the role of Nitrogen gas in polarography?   Note:- “Since you have…

Q: Fiber optic cables operate through total internal reflection. Give some examples of what we use…

A:

Q: 10. A lighthouse built at sea level is 150 feet high. From its top, the angle of depression of a…

A:

Q: Do you have an idea why the sky is blue? Why the clouds are white? Why the sunset is red or reddish…

A: why the sky is blue? The gases and dust particles in the atmosphere scatter the sunlight that…

Q: 2. Describe and illustrate a drawing of light passing from one medium into another denser medium.

A: The light travel to one medium to denser medium: Normal reflected ray

Q: *22. At noon, on December 22 in Bozeman, Montana, the sun shines from a height that is only 21°…

A: Shadow will be cast as shown in the figure below:L = length of the shadowH = Height of the shadow

Q: frequency of a photon

A:

Q: What is the true color of water? Explain.

A: It has slightly blue tint in colour .The blueness in water is not  by the scattering of light, which…

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: 18. In Figure 23.11, a coin is right up against the far edge of the mug. In picture (a) the coin is…

A:

Q: 22. A TV screen has 3,000,000 pixels. If the screen shows an image that is 1/4 yellow, 1/2 cyan, and…

A:

Q: 2) Write down the values ​​for the hue, saturation, and intensity of the red color.

A: In this problem, it is asking about the values of hue, saturation and intensity of the red color.

Q: How will the color of the sky appear different on humid days compared to days of a low humidity?…

A: Generally we see the color of the sky is Blue. Actually the sky do not have any color. Color…

Q: Calculate the wavelength of violet light with a frequency of 750 x 1012 Hz.

A:

Q: 12. Which of the following statements BEST explains why the sky is blue 1 pun during daytime? * O A.…

A: The sunlight that reaches the earth’s atmosphere is scattered in all directions by the gases and…

Q: How would you suggest measuring the temperature of the Moon

A: On the moon, Kelvin is applied to measure the temperature.

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: 21. Divide 1.49457 x 10" m, the average distance from the sun to Earth, by 3.00 x 10° m/sec, the…

A: GIVEN DATA First number = 1.49457 x 1011 m ; number of significant numbers in first number = 6…

Q: Light travels

A: TRUE Sound waves can travel through any substance, including gases, liquids, and solids. As we know…

Q: la. A mirage (“inferior mirage") is formed when the air gets gradually cooler as the heig above the…

A:

Q: 3. Refer back to Figure 8.1. For which types of electromagnetic radiation is the atmosphere of the…

A: Required : For which type of electromagnetic radiation, is the atmosphere of the Earth completely…

Q: 2. Calculate the wavelength and energy of light that has a frequency of 1.5 x 1015 Hz.

A:

Q: 2. List a few examples of objects outside your house. Which are making their own light? Which are…

A: This question belong to light.

Q: You can get a sunburn on a cloudy day, but you can’t get a sunburn even on a sunny day if you are…

A:

Q: 750 100 (a) (b) Figure 4.15 What is the strike of the gray unit of Figure 4.15a in the azimuth…

A: In this question we have to answer what is the strike of the gray unit in the given figure. Please…

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: Red sun rise occurs for the same reason as red sunsets. But sunsets are usually more colourful than…

A: The light from the sun travels through Earth’s atmosphere it undergoes scattering before it reaches…

Q: 2. What is polarizability? Explain how size affects polarizability.

A: Explanation: Polarizability is a measure of the tendency of the electron cloud that how easily can…

Q: Is the sky transparent or opaque with respect to the visible light, UV rays and infrared radiation…

A: The sky is everything that lies above earth's surface, which includes atomsphere and outer space.…

Q: 19) If the atmosphere were twice as thick as it currently is (extending farther into space), what…

A: The atmosphere appears blue and the Sun appears yellow since the lower wavelengths of the light are…