Practice Exam 3 Fall

Practice Exam 3 Fall - AST101 Section M001 Our Corner of...

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AST101 Section M001: Our Corner of the Universe Exam 3: November 9, 2010 Test Form A Answer all of the following questions on the bubble sheet provided using a #2 pencil. Make sure that your Name, Student ID Number and test form letter are on the answer sheet and that all answers are recorded in the correct position. ALWAYS SELECT THE BEST ANSWER. Each question is worth 1 point. This is a closed-book, closed-note exam and you have the duration of class to complete it. If you have questions, please raise your hand. You are not to talk to or attempt to obtain answers from other students for any reason. Be sure to bubble in your ID number and test form letter. DO NOT START THE EXAM UNTIL YOU ARE TOLD TO DO SO! 1
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Exam 3 Form A AST101.M001 Fall 2010 2 Choose the best answer from those provided. All questions are worth 1 point. 1. Which of the following forms of electromagnetic radiation travels the fastest ? (a) Gamma rays (b) X-rays (c) Visible Light (d) Radio Waves (e) They all travel at the same speed 2. Which of the following has the shortest wavelength? (a) A photon of ultraviolet light. (b) Blue electromagnetic radiation. (c) An x-ray. (d) A radio wave. (e) Infrared radiation. 3. Which of the following would be true about comparing gamma rays and radio waves? (a) The radio waves would have a lower energy and would travel slower than gamma rays. (b) The gamma rays would have a shorter wavelength and a lower energy than radio waves. (c) The radio waves would have a longer wavelength and travel the same speed as gamma rays. (d) The gamma rays would have a higher energy and would travel faster than radio waves. (e) The radio waves would have a shorter wavelength and higher energy than gamma rays. 4. An atom of the element oxygen has an atomic number of 8 and an atomic mass number of 16. If it is neutral, how many protons, neutrons, and electrons does it have? (a) 16 protons, 16 neutrons, 8 electrons (b) 16 protons, 8 neutrons, 16 electrons (c) 8 protons, 8 neutrons, 8 electrons (d) 8 protons, 16 neutrons, 8 electrons (e) 8 protons, 8 neutrons, 16 electrons 5. Imagine that you are the head of a funding agency that can afford to build one telescope. Which of the following proposed telescopes would be best to support? (a) a radio telescope in orbit around Earth (b) an ultraviolet telescope in orbit around Earth (c) an X-ray telescope located in New Mexico Exam continues on next page
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Exam 3 Form A AST101.M001 Fall 2010 3 6. Which of the following wavelengths of light emitted by the Sun is most effectively blocked by Earth’s atmosphere? (a) visible
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This note was uploaded on 01/11/2012 for the course AST 101 taught by Professor Rosenzweig during the Fall '08 term at Syracuse.

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Practice Exam 3 Fall - AST101 Section M001 Our Corner of...

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