Unit 6: Circular Motion: Torque, centripetal force, and gravity
Reading
BJU book: Ch. 7 "Circular Motion"
AP students additional reading: Princeton Review "Uniform Circular Motion" - read applicable sections.
Topics
Labs
BJU book: Ch. 7 "Circular Motion"
AP students additional reading: Princeton Review "Uniform Circular Motion" - read applicable sections.
Topics
- Part 1: Rotational equilibrium and torque problems
- Part 2: Centripetal force and gravity problems
Labs
- Beam Deflection lab
- Torque and Rotational Equilibrium lab
- Centripetal Force lab
YouTube is full of Perpetual Motion machines. They are all FAKE. They generate millions of hits and make money for people. Here is one of my favorites... The video on the right shows how it's faked.
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6._circular_motion_i_-_torque_rot_equilibrium_class_notes.docx |
Homework assignments (these will be assigned as our schedule allows)

6._rotational_equilibrium_and_torque_problems_2021.docx |

6._bridge_truss_design problem.pptx |

6._centripetal_force__and_gravity_homework__problems1.docx |

6._highway_bridge_design_problem1.docx |

Circular_motion_and_gravity_problems_from_Young_(4 problems).pdf |

Circular_motion_and_gravity_problems_-_class_notes.docx |
AP Problems: Statics & Torque
Border wall and biomechanics problems
Border wall and biomechanics problems

ap_problems: statics_and_torque.docx |
Beam Deflection lab

Beam Deflection lab handout |

beam_lab1_-_showing_the_clear_span_of_the_beam.jpg |

beam_lab2_-_showing_the_width_of_the_beam.jpg |

beam_lab3_-_showing_the_depth_of_the_beam.jpg |

beam_lab4_-_showing_unloaded_height_of_beam_in_flat_orientation.jpg |

beam_lab5_-_showing_loaded_height_of_beam_in_flat_orientation_with_volunteer_1.jpg |

beam_lab6_-_showing_unloaded_height_in_vertical_orientation.jpg |

beam_lab7_-_showing_loaded_height_in_vertical_orientation_with_volunteer_1.jpg |

beam_lab8_-_showing_loaded_height_in_vertical_orientation_with_volunteer_2.jpg |

beam_lab9_-_showing_loaded_height_in_flat_orientation_with_volunteer_2.jpg |
Rotational Equilibrium & Torque lab (using meter stick, weights, scales)

6._rotational_equilibrium___torque_lab_handout__with_photos_.docx |

6._rotational_equilibrium___torque_lab_handout WITH NOTES.docx |
Centripetal Force lab
This is a popular lab in high schools and colleges, and there are many ways of doing it. The professor in the video does a good job of explaining the basic idea.
This is a popular lab in high schools and colleges, and there are many ways of doing it. The professor in the video does a good job of explaining the basic idea.

6._centripetal_force_lab_STUDENT EXEMPLAR |