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Comprehensive Study Guide for Physics - Concepts and Practice Problems

Dive into this detailed study guide designed for physics students preparing for exams. It includes matching sets, fill-in-the-blank exercises, multiple choice questions, true or false assessments, and open-ended questions covering key concepts like Newton's laws, friction, energy, and momentum. Additionally, practical problems requiring calculations of kinetic and potential energy, momentum, and acceleration are included to reinforce learning. This is an essential resource for mastering physics principles and improving problem-solving skills.

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Comprehensive Study Guide for Physics - Concepts and Practice Problems

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  1. January 25, 2010 • Do Now • Take out your study guide

  2. Matching Set 1 • 1. b • 2. c • 3. f • 4. g • 5. d • 6. a • 7. e • 8. h

  3. Matching Set 2 • 1. G • 2. F • 3. C • 4. E • 5. A • 6. B • 7. D

  4. Set 3 • 11. D • 12. C • 13. A • 14. B

  5. Fill in blank Set 1 • 1. repel, attract • 2. friction, conduction, induction • 3. increase • 4. parallel • 5. series

  6. Fill in blank Set 2 • 1. Newton’s third law. • 2. terminal velocity, projectile • 3. centripetal force • 4. static friction • 5. air resistance • 6. Newton’s second law • 7. momentum

  7. Fill in blank Set 2 • 8. conservation of momentum • 9. Gravity • 10. weight • 11. distance • 12. Newton • 13. static friction • 14. Sliding friction

  8. Multiple Choice Questions • 1. E. 2. B 3. B • 4. E 5. D 6. D • 7. F 8. A 9. E • 10. B 11. G 12. H

  9. True or False • 1. F 2. T 3. F 4. T • 5. F 6. T 7. F 8. T • 9. F 10. T 11. F

  10. Determine Types of matter • 1. Hom 2. C • 3. E 4. Het • 5. E 6. Het • 7. Hom 8. C • 9. E 10. Hom

  11. Open Ended Questions • 1. • 2. V = IR = 10 x 7 = 70 V • 3. I = V/R = (7x1.5)/5 = 2.1 A • 4. I = P/V = 90/(4x1.5) = 15A • 5. V = P/I = 3400/18 = 188.8 V • 6. W = Fxd = 100 x 1 = 100 J

  12. 7. P = W/t = 1500 / 30 = 50 W • 8. To lift the first object, the kinetic energy is ½ 2kg x 22=4 J To lift the second object, the kinetic energy is ½ 4kg x 32=18 J Therefore, the second object has more kinetic energy.

  13. 9. The potential energy for the first object is mgh = 2 x 9.8 x 10 = 196 J • The potential energy for the first object is mgh = 4 x 9.8 x 10 = 392 J Therefore, the second object has more potential energy.

  14. Corrections • 10. Calculate the momentum of a 100-kg football player, a fullback, moving at a velocity of 3.5 m/sec. • Momentum = mass x velocity = 100 x 3.5 = 3500 kg m/sec

  15. 10b. Calculate the acceleration of a 10 kg mass when a 40 N force is applied to it. • Acceleration = F/m = 40/10 = 4 m/s2

  16. 11. Thickness of one business card is 1.95 cm / 62 = 0.031 cm • 12. Mass of one staple is 7.2 g / 323 = 0.02 g

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