**Unit 5: Applications of Newton's Laws**

**Unit 5: Applications of Newton's Laws**

__Reading__

BJU book: Ch. 8 "Applying Newton's Laws"

AP students additional reading: Princeton Review "Newton's Laws" - read the applicable sections

__Topics__

- Free body diagrams
- Friction problems
- Pulleys and Elevator problems

__Labs__

- Newton's 2nd Law lab (posted in Unit 4)
- Friction lab

Below: Newton's 3rd Law - all forces come in pairs. For every action, there is a reaction.

5._applying_newtons_laws_class_notes.docx |

5._friction_lab_lecture_notes_with_example_problems.docx |

__Lecture outline__

- Now we can combine Newton's 2nd Law (F=ma) together with vectors and "SOH-CAH-TOA" to solve some interesting, practical problems!!
- This Unit is just combining what we have learned so far...
- With these types of problems, start out by drawing a good sketch.

__Lab__

Newton's 2nd Law lab is posted in Unit 4

__Homework problems__

5._applying_newtons_laws_problems_2021.docx |