HRDiagramLab-AnswerSheet - Answer Sheet ASTR 100 Hertzsprung-Russell Diagram Online Lab \u2022 Use this answer sheet to record your work for the online

HRDiagramLab-AnswerSheet - Answer Sheet ASTR 100...

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Answer Sheet HR Diagram Answer Sheet 1/4 ASTR 100 Hertzsprung-Russell Diagram Online Lab Use this answer sheet to record your work for the online lab. Scan (or save) and submit your answer sheet on Moodle as a PDF. Work must be clear and legible. Each student should complete and submit the lab individually. Working together with classmates is fine, but your final work must be written in your own words. Your Name: __________________________________ NetID: _______________________ Did you work with any classmates? Yes No Names of collaborators: __________________________________________________________________________ __________________________________________________________________________ 1. (12 points) Star Surface Temperature (K) Spectral Type Color Betelgeuse M Arcturus 4,300 Sun Yellow Procyon A F Yellow-White Sirius A A White Rigel A 11,000 Delta Orionis O 2. (4 points) Radius (R ʘ ) Temperature (T ʘ ) Luminosity (L ʘ ) 1 1 1 2 1 9 1 1/2
Answer Sheet HR Diagram Answer Sheet 2/4 3. (4 points) Luminosity (L ʘ ) Mass (M ʘ ) 0.5 10 5 3160 4. (4 points) Description Top Right Bottom Left Hot stars are found at the: Faint stars are found at the: Luminous stars are found at the: Cool stars are found at the: 5. (4 points) Description Upper Left Upper Right Lower Right Lower Left Large blue stars are found at the: Small red stars are found at the: Small blue stars are found at the: Really large red stars are found at the: 6. (6 points) Star Surface Temperature (K) Luminosity (L ʘ ) Radius (R ʘ ) Vega 10,000 35 Antares 3,500 65,000 Sirius B 10,000 0.001 Pollux 5,000 35 Zeta Ophiuchi 33,000 65,000 Gacrux 3,500 1,500
Answer Sheet HR Diagram Answer Sheet 3/4 7. (4 points) ____________________ __________________________________________________________________________ 8. (4 points) ____________________ __________________________________________________________________________ 9. (4 points) ____________________ __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________

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