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This document provides a detailed review and assessment of key concepts covered in Chapters 15 to 18 related to waves, light, and their properties. Topics include longitudinal waves, frequency, elasticity, temperature effect on sound, magnetic fields, visible light, and lens types. The assessment includes true/false questions, multiple-choice questions, and definitions, which reinforce students' understanding of essential physics principles. This resource is ideal for students preparing for exams in physics, specifically focusing on wave behavior and light properties.
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Unit 2 Review & Assessment Answers Chapter 15 longitudinal b. troughs c. compressions A 2.B 3. B 4. B 5. D 6. D 7. B 8. C Chapter 16 longitudinal waves b. frequency c. elasticity d. temperature e. loudness B 2. A. 3. D. 4. c 5. A 6. Density 7. Pitch 8. TRUE 9. Eardrum 10. TRUE
Chapter 17 • magnetic fields b. light c. frequencies 1. C 2. D 3. A 4. A 5. C 6. TRUE 7. visible light 8. luminous 9.fluorescent light 10. amplitude modulation Chapter 18 • Virtual b. Concave c. Converge or meetd. Virtual e.Converge or meet f. Real or virtual g. Concave h. Spread out 1. B 2. C 3. B 4. C 5. C 6. TRUE 7. TRUE 8. TRUE 9.farsighted 10. Optical fibers