Physical Science (12th Edition), Standalone Book
12th Edition
ISBN: 9781260150544
Author: Bill W. Tillery
Publisher: McGraw Hill Education
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Chapter 7, Problem 15PEA
To determine
The number of photon arriving per second with the sunlight having wavelength
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energy flux of sunlight reaching the surface of
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The energy flux of sunlight reaching the surface of the earth is 1.388 × 103 W/m2. How many photons (nearly) per square metre are incident on the Earth per second? Assume that the photons in the sunlight have an average wavelength of 550 nm.
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many photons (nearly) per square metre are incident on the Earth per second? Assume
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Chapter 7 Solutions
Physical Science (12th Edition), Standalone Book
Ch. 7 - 1. Which of the following is luminous?
a. Moon
b....Ch. 7 - Prob. 2ACCh. 7 - Prob. 3ACCh. 7 - Prob. 4ACCh. 7 - 5. Light interacts with matter by which...Ch. 7 - Prob. 6ACCh. 7 - 7. Light is said to travel in straight-line paths,...Ch. 7 - 8. The image you see in a mirror is
a. a real...Ch. 7 - Prob. 9ACCh. 7 - Prob. 10AC
Ch. 7 - Prob. 11ACCh. 7 - 12. The component colors of sunlight were first...Ch. 7 - 13. The color order of longer-wavelength to...Ch. 7 - Prob. 14ACCh. 7 - 15. Polarization of light is best explained by...Ch. 7 - 16. Light in one plane is transmitted and light in...Ch. 7 - Prob. 17ACCh. 7 - Prob. 18ACCh. 7 - Prob. 19ACCh. 7 - Prob. 20ACCh. 7 - 21. Fiber optics transmits information using
a....Ch. 7 - 22. A luminous object
a. reflects a dim blue-green...Ch. 7 - Prob. 23ACCh. 7 - 24. The difference in the light emitted from a...Ch. 7 - Prob. 25ACCh. 7 - 26. An image that is not produced by light rays...Ch. 7 - Prob. 27ACCh. 7 - Prob. 28ACCh. 7 - 29. Which of the following can only be explained...Ch. 7 - 30. The polarization behavior of light is best...Ch. 7 - Prob. 31ACCh. 7 - Prob. 32ACCh. 7 - Prob. 33ACCh. 7 - Prob. 34ACCh. 7 - 35. The electromagnetic wave model defines an...Ch. 7 - 36. Of the following, the electromagnetic wave...Ch. 7 - 37. Of the following, the electromagnetic wave...Ch. 7 - Prob. 38ACCh. 7 - 39. Green grass absorbs
a. yellow light.
b. only...Ch. 7 - Prob. 40ACCh. 7 - Prob. 41ACCh. 7 - Prob. 42ACCh. 7 - Prob. 43ACCh. 7 - Prob. 44ACCh. 7 - 45. Polaroid sunglasses work best in eliminating...Ch. 7 - 46. The condition of farsightedness, or hyperopia,...Ch. 7 - Prob. 47ACCh. 7 - Prob. 48ACCh. 7 - 49. The special theory of relativity is
a. a new...Ch. 7 - Prob. 50ACCh. 7 - 51. Comparing measurements made on the ground to...Ch. 7 - 1. What determines if an electromagnetic wave...Ch. 7 - 2. What model of light does the polarization of...Ch. 7 - Prob. 3QFTCh. 7 - 4. What model of light is supported by the...Ch. 7 - Prob. 5QFTCh. 7 - Prob. 6QFTCh. 7 - 7. When does total internal reflection occur? Why...Ch. 7 - 8. Why does a highway sometimes appear wet on a...Ch. 7 - 9. How can you tell if a pair of sunglasses is...Ch. 7 - 10. What conditions are necessary for two light...Ch. 7 - 11. Explain why the intensity of reflected light...Ch. 7 - Prob. 12QFTCh. 7 - Prob. 13QFTCh. 7 - Prob. 14QFTCh. 7 - 1. Clarify the distinction between light...Ch. 7 - 2. Describe how you would use questions alone to...Ch. 7 - 3. Use a dialogue as you “think aloud."...Ch. 7 - 4. Compare and contrast the path of light through...Ch. 7 - 5. Analyze how the equation E = hf could mean that...Ch. 7 - 6. How are visible light and a radio wave...Ch. 7 - Prob. 1PEACh. 7 - Prob. 2PEACh. 7 - Prob. 3PEACh. 7 - Prob. 4PEACh. 7 - Prob. 5PEACh. 7 - Prob. 6PEACh. 7 - Prob. 7PEACh. 7 - Prob. 8PEACh. 7 - Prob. 9PEACh. 7 - Prob. 10PEACh. 7 - Prob. 11PEACh. 7 - Prob. 12PEACh. 7 - Prob. 13PEACh. 7 - Prob. 14PEACh. 7 - Prob. 15PEACh. 7 - Prob. 1PEBCh. 7 - Prob. 2PEBCh. 7 - 3. How many minutes are required for a radio...Ch. 7 - 4. An incident light ray strikes a mirror with an...Ch. 7 - 5. The speed of light through a transparent...Ch. 7 - Prob. 6PEBCh. 7 - Prob. 7PEBCh. 7 - 8. The wavelength of light from a monochromatic...Ch. 7 - Prob. 9PEBCh. 7 - 10. At what rate must electrons in a wire vibrate...Ch. 7 - Prob. 11PEBCh. 7 - Prob. 12PEBCh. 7 - Prob. 13PEBCh. 7 - Prob. 14PEBCh. 7 - Prob. 15PEB
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- Show that the energy E in eV of a photon is given by E=1.241106 m/A. where A is its wavelength in meters.arrow_forwardWhat is the energy of a photon whose momentum is 3.01024 kg• m/s ?arrow_forward(a) Calculate the number of photoelectrons per second that are ejected from a 1.00-mm2 area of sodium metal by a 500-nm radiation with intensity I .30kW/m2 (the intensity of sunlight above Earth’s atmosphere). (b) Given the work function of the metal as 2.28 eV, what power is carried away by these photoelectrons?arrow_forward
- (a) How many minutes does it take a photon to travel from the Sun to the Earth? 8.32 It can be useful to remember that light travels from the Sun to Earth in about 8.32 minutes. min (b) What is the energy in eV of a photon with a wavelength of 628 nm? 1.98 eV (c) What is the wavelength (in m) of a photon with an energy of 1.13 eV? 1.76*10**-6arrow_forward(a) How many minutes does it take a photon to travel from the Sun to the Earth? in minutes (b) What is the energy in eV of a photon with a wavelength of 533 nm? in eV (c) What is the wavelength (in m) of a photon with an energy of 1.03 eV? in metersarrow_forward(a) A certain X-ray photon has a wavelength of 18 nm. Calculate the frequency (υ) of this type of radiation. The speed of light, c = 2.998 x 108 m/s (b) Do you expect the frequency of photon of blue color light to be greater than, less than, or the same as the frequency of this X-ray photon? Explain your reasoning.arrow_forward
- (a) Calculate the wavelength of light in vacuum that has a frequency of 5.06 x 10 18 nm (b) What is its wavelength in flint glass? nm (c) Calculate the energy of one photon of such light in vacuum. Express the answer in electron volts. eV (d) Does the energy of the photon change when it enters the flint glass? The energy of the photon changes. The energy of the photon does not change. Hz. Explain.arrow_forwardWhat is the energy in joules of an x-ray photon with wavelength 3.10 ✕ 10−10 m? J (b) Convert the energy to electron volts. keVarrow_forwardConsider the four scenarios involving visible light. In scenario A, visible light has a wavelength of 729.9 nm.729.9 nm. Determine its frequency, energy per photon, and color. frequency: s−1−1 energy per photon: J The visible light in scenario A is In scenario B, visible light has a frequency of 5.695×1014 s−1.5.695×1014 s−1. Determine its wavelength, energy per photon, and color. wavelength: nm energy per photon: J The visible light in scenario B is In scenario C, visible light is in the middle of the yellow region of the visible spectrum. Estimate its wavelength, frequency, and energy per photon. wavelength: nm frequency: s−1−1 energy per photon: J In scenario D, visible light has a photon energy of 4.346×10−19 J.4.346×10−19 J. Determine its wavelength, frequency, and color. wavelength: nm frequency:…arrow_forward
- (a) How many minutes does it take a photon to travel from the Sun to the Earth? 8.33 It can be useful to remember that light travels from the Sun to Earth in about 8.32 minutes. min (b) What is the energy in eV of a photon with a wavelength of 608 nm? 2.03 ev (c) What is the wavelength (in m) of a photon with an energy of 1.73 eV? 716 x marrow_forwardSolar radiation falls on Earth's surface at a rate of 1900 W/m². Assuming that the radiation has an average wavelength of 580 nm, how many photons per square meter per second fall on the surfaces? The speed of light is 3 × 10° m/s and Planck's constant is 6.62607 × 10-34 J. s. Answer in units of photon/m² · s. 2arrow_forwardHow much energy does a photon of UV light (frequency = 3.6 x 1016 Hz) have? How fast do the light travel in a vacuum, water (n=1.33), and glass (n=1.50)?arrow_forward
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