PHYS 1A- Midterm Exam Guide - Comprehensive Notes for the exam ( 15 pages long!)
Document Summary
Physics: discipline that attempts to explain a wide range of natural phenomena with few underlying principles or laws. Like a series of snapshots taken at firxed intervals from a fixed position week 1 page 1. Motion diagram of a car moving at constant speed. Slowing down if starting from the left, speeding up if starting from the right. Fixed interval (same amount of time elapses between each image) The difference between physics and math is the meaning of the numbers. For translational motion all objects are represented as particles. Numbers indicate the sequence in which the images occur. Motion diagrams: free fall week 1 page 2. Need to use significant figures so we know how certain we are about a measurement. There are other systems but this is the standard one we use. Always include units for every quantity, and carry the units through the entire calculation week 1 page 6. Multiply original value by a ratio equal to one.
