Universe: Stars And Galaxies
6th Edition
ISBN: 9781319115098
Author: Roger Freedman, Robert Geller, William J. Kaufmann
Publisher: W. H. Freeman
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Chapter 5, Problem 37Q
To determine
The reason behind the different pattern of spectral lines for different elements.
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Chapter 5 Solutions
Universe: Stars And Galaxies
Ch. 5 - Prob. 1QCh. 5 - Prob. 2QCh. 5 - Prob. 3QCh. 5 - Prob. 4QCh. 5 - Prob. 5QCh. 5 - Prob. 6QCh. 5 - Prob. 7QCh. 5 - Prob. 8QCh. 5 - Prob. 9QCh. 5 - Prob. 10Q
Ch. 5 - Prob. 11QCh. 5 - Prob. 12QCh. 5 - Prob. 13QCh. 5 - Prob. 14QCh. 5 - Prob. 15QCh. 5 - Prob. 16QCh. 5 - Prob. 17QCh. 5 - Prob. 18QCh. 5 - Prob. 19QCh. 5 - Prob. 20QCh. 5 - Prob. 21QCh. 5 - Prob. 22QCh. 5 - Prob. 23QCh. 5 - Prob. 24QCh. 5 - Prob. 25QCh. 5 - Prob. 26QCh. 5 - Prob. 27QCh. 5 - Prob. 28QCh. 5 - Prob. 29QCh. 5 - Prob. 30QCh. 5 - Prob. 31QCh. 5 - Prob. 32QCh. 5 - Prob. 33QCh. 5 - Prob. 34QCh. 5 - Prob. 35QCh. 5 - Prob. 36QCh. 5 - Prob. 37QCh. 5 - Prob. 38QCh. 5 - Prob. 39QCh. 5 - Prob. 40QCh. 5 - Prob. 41QCh. 5 - Prob. 42QCh. 5 - Prob. 43QCh. 5 - Prob. 44QCh. 5 - Prob. 45QCh. 5 - Prob. 46QCh. 5 - Prob. 47QCh. 5 - Prob. 48QCh. 5 - Prob. 49QCh. 5 - Prob. 50QCh. 5 - Prob. 51Q
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- Explain what Joseph Fraunhofer discovered about stellar spectra.arrow_forwardDifferentiate between continuous spectra and line spectra, and explain their causes.arrow_forwardKrypton (36), Mercury (Hg 80), Hydrogen (H 1), Silicon (Si 14), and Gold (AU 79) The Three primary colors of light are: ____ ____ ___ _____ ____ ___ 6. (7) How are spectral patterns used to identify specific light sources? ___________________ ______________ 7. Using the diffraction grating from the kit observe various light sources and view it with the diffraction grating. Identify the colors you see and identify if any one color is dominant. (Check flashlights, lamps, household lights, refrigerator lights are usually incandescent, car lights, etc… to find the needed light source.) Incandescent light bulb: __ Fluorescent light bulb: ___ Yellow street lamp: ____arrow_forward
- A blue-hot star is about twice as hot as a red-hot star. But the temperatures of the gases in advertising signs are about the same, whether they emit red or blue light. What is your explanation?arrow_forwardCalculate the wavelength of a photon having an energy of 5.89 x 10^11 J of energy. E = hc/λ You must show a correct numerical setup and your answer must include the correct mathematical unit.arrow_forwardDifferentiate between emission spectra and absorption spectra. Write five-five points of each spectra to discuss the difference.arrow_forward
- the glowing gas cloud shown below contains mostly hydrogen excited to emit photons. What kind of spectrum would you expect this gas cloud to produce?arrow_forwardWhich of the following statements are TRUE about the Sun's spectrum, which is shown in this image? Brightness 2.5 3.5 0 Jay 200 Sun's Spectrum vs. Thermal Radiator of a single temperature T = 5777 K peak spectrum of Sun spectrum of T=5777 K blackbody emission spectrum (continuum) absorption lines 400 600 800 1000 1200 1400 1600 Wavelength (nanometres) 1800 2000 The spectrum shows that the Sun emits light of all colors equally, which is why we see it as white. The spectrum shows the presence of many sunspots. The peaks and valleys in the black line reveal the chemical composition of the Sun. The spectrum shows absorption features (spectral lines). The spectrum represents a perfect blackbody.arrow_forwardU U U U E Which diagram(s) show emission of Ultraviolet light? F B D A A D e B e E C F e-arrow_forward
- Suppose the electron in a hydrogen atom moves fron n=2 to n=1. In which region of the electromagnetic spectrum whould you expect the light from this emission to appear? Provide justification for your answer.arrow_forwardThe hydra constellation in a distant sky island is moving away from Earth at a velocity of 6.12 × 107m / s. How far does the green spectral line emitted by this celestial island, with a wavelength of 500 nm, shift towards the red end of the spectrum?arrow_forwardIn a sample that contains hydrogen, among other things, four spectral lines are found in the infrared with wavelengths 7460 nm, 4654 nm, 4103 nm, and 3741 nm. Which one does not belong to a hydrogen spectral series?arrow_forward
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