# Physics 141: Foundations of Physics

## Westminster College

### Fall 2013

**Homework**

Due | Reading | Problems | Posted |

Due | Reading | Problems | Posted |

Aug. 27 | Introduction and Chapter 1 (Pay special attention to sections 1.2, 1.3, and 1.4.) | Aug. 25 | |

Aug. 28 | Chapter 2 | Aug. 26 | |

Aug. 30 | Aug. 28 | ||

Sept. 2 | Chapter 1 Problem and Exercises: 1, 9, 14, 29, and 32 also: The density of water is 1g/cm^3, find its density in kg/m^3. | Aug. 28 | |

Sept. 4 | Chapter 3 sections 1-3 | Aug. 30 | |

Sept. 6 | Chapter 3 sections 4 and 5 | Aug. 30 | |

Sept. 9 | Chapter 2 Conceptual Questions: 3, 6, 16, 30. Problem and Exercises: 12, 13, 38, 42, and 47 Note new due date | Aug. 30 | |

Sept. 11 | Chapter 4 sections 1-3 | Chapter 2 Problem and Exercises: 53, 65 and A person's heart pumps blood through her veins with a rythmic pulse. As the blood moves over the course of one cycles it goes from standing still to moving at a peak speed of 30cm/s and back to standing still. During the first half of the cycle, the blood moves a total of 1.80cm. How long does this part of the cycle take to complete? Is it reasonable given what you know about heart rates? Note new due date | Aug. 30 |

Sept. 13 | Chapter 4 sections 4-8 | Sept. 11 | |

Sept. 16 | Chapter 3 Problems and Exercises: 5, 10, 11, 29, 40 and these problems | Sept. 12 | |

Sept. 18 | Chapter 5.1-5.2 | Chapter 4 Problems and Exercises: 9, 16, 27, 41, 43, and The nymph form of the plant hopper Issus jumps in an unusual way that allows it to accelerate from rest to a velocity of 4m/s in 2ms, determine the bug's acceleration and the force required to do so assuming the mass of the insect is 1 gram. | Sept. 13 |

Sept. 20 | Chapter 5.3 | Sept. 13 | |

Sept. 23 | Sept. 20 | ||

Sept. 25 | Chapter 6.1-6.3 |
Chapter 5 Problems and Exercises: 3, 5, 12, 13, 22 Turns out that falling squirrels cause serious problems, 23, 25, 27. | Sept. 20 |

Sept. 27 | Chapter 6.4-6.5 |
Chapter 5 Problems and Exercises: 33, 35, 38 and 42-and please determine the force on 1cm^2 of area. | Sept. 20 |

Sept. 30 | Chapter 7.1-7.3 |
Chapter 6 Conceptual Questions: 1 Problems and Exercises: 1, 4, 14, A sample on the edge of an ultracentrifuge is 10cm from the center of the rotor which spins at 50,000 rpm, what is the centripital acceleration of the sample? | Sept. 20 |

Oct. 2 | Exam #1 today (Chapters 1-5) | Sept. 20 | |

Oct. 4 | Chapter 6 Problems and Exercises: 22, and 24 | Sept. 20 | |

Oct. 7 | Chapter 7.3-7.6 | Chapter 6 Problems and Exercises: 34 Note new assignment. | Oct. 4 |

Oct. 9 | Chapter 7.7-7.9 | Chapter 7 Conceptual Questions: 2, 3, and 8 Problems and Exercises:7, 9, 14, 17, and 21. | Oct. 4 |

Oct. 11 | Chapter 8.1-8.3 | Oct. 10 | |

Oct. 14 | Chapter 9.1-9.3 | Chapter 7 Chapter 7 Conceptual Questions: 13, 18, 21 and 26 Problems and Exercises: 22, 27, 33, 39, 43, 49, 50, 58 | Oct. 10 |

Oct. 16 | In Class problems | Chapter 8 Problems and Exercises: 1, 13, 26 | Oct. 10 |

Oct. 18 | Chapter 9.4-9.6 | Chapter 9 Problems and Exercises: 2 and 9--note that while there is no axle here you should assume that the board would pivot at the hand applying F2 | Oct. 16 |

Oct. 21 | Chapter 10.1-10.4 | Oct. 21 | |

Oct. 23 | Chapter 10.3-5 | Chapter 9 Problems and Exercises: 33 and 38 Chapter 10 Problems and Exercises:7 | Oct. 21 |

Oct. 25 | Chapter 11 | Chapter 10 Problems and Exercises:12, 21, 28, and 40 | Oct. 21 |

Oct. 29 | Chapter 11 | Chapter 11 Problems and Exercises:4, 9, 13, 18, and 19. | Oct. 21 |

Oct. 30 | Review and Chapter 11 | Oct. 21 | |

Nov. 1 | Exam #2 today (Chapters 6-10) | Oct. 21 | |

Nov. 4 | Complete Chapter 11 | Nov. 5 | |

Nov. 6 | Complete Chapter 12 (started in lab) | Nov. 5 | |

Nov. 8 | Chapter 13 | Chapter 11 Problems and Exercises: 15, 22, 40, 44, 65, 77 and 79. | Nov. 5 |

Nov. 11 | Chapter 13 | Chapter 12 Problems and Exercises: 6, 7, 20, 25 and 33 | Nov. 5 |

Nov. 13 | Chapter 14 | Chapter 12 Problems and Exercises: 35, 47, 51, 58 and 64. | Nov. 5 |

Nov. 15 | Chapter 14 | Chapter 13 Conceptual Question: 1 Problems and Exercises: 14, 24, 45, 49, and 59. | Nov. 11 |

Nov. 18 | Chapter 15 | Chapter 14 Conceptual Question: 1, 4, 12 Problems and Exercises: 4, 10, 17, 21 | Nov. 13 |

Nov. 20 | Chapter 15 | Chapter 14 Conceptual Question: 24 Problems and Exercises: 33, 49, 58, 69 | Nov. 13 |

Nov. 22 | Chapter 16-oscillations | Chapter 15 Conceptual Question: 7, 31, 35 Problems and Exercises: 5, 15, 25, 58 Report 2 due, note new due date.. | Nov. 20 |

Nov. 25 | Chapter 16-waves | Nov. 22 | |

Nov. 27 & 29 | Thanksgiving Break | ||

Dec. 2 |
Exam #3 today (Chapters 11-15). | Nov. 20 | |

Dec. 4 | Chapter 17 | Chapter 16 Problems and Exercises: 5, 8, 15, 25, 29, 35, 46, 47, 65. | Nov. 22 |

Dec. 6 | Course Evaluations and review. | Chapter 17 Conceptual Questions: 1, 2 Problems and Exercises:11, 14 | Dec. 5 |

Dec. 13 | FinalExam 11:30-2pm (Chapters 1-17). |