Chapter Preface Introduction to Physics Introduction to vectors Introduction to calculus(微积分)
Chapter 1Chapter 1 Measurment ➢ Introduction to Physics ➢ Introduction to Vectors ➢ Introduction to Calculus(微积分) Chapter 0 Preface
Chapter 0 Preface Introduction to Physics (See动画库力学夹绪论exe) 1) Objects studied in physics 2) Methodology for studying physics 3)Some other key points
Chapter 1Chapter 1 Measurment Chapter 0 Preface ➢ Introduction to Physics 1) Objects studied in physics 2) Methodology for studying physics 3) Some other key points (See 动画库\力学夹\绪论.exe)
Chapter 0 Preface Introduction to vectors A scalar is a simple physical quantity that does not depend on direction mass, temperature, volume, work A vector is a concept characterized by a magnitude and a direction force, displacement, velocity
Chapter 1Chapter 1 Measurment Chapter 0 Preface ➢ Introduction to Vectors A scalar is a simple physical quantity that does not depend on direction. mass, temperature, volume, work… A vector is a concept characterized by a magnitude and a direction. force, displacement, velocity…
Chapter 0 Preface 1)Representation of vectors (See动画库力学夹0-4矢量运算exe) 2) Addition and subtraction of vectors (See动画库力学夹0-4矢量运算exe) 3)Dot and cross products
Chapter 1Chapter 1 Measurment Chapter 0 Preface 1) Representation of vectors 2) Addition and subtraction of vectors 3) Dot and cross products (See 动画库\力学夹\0-4矢量运算.exe) (See 动画库\力学夹\0-4矢量运算.exe)
Chapter 0 Preface 31) Dot product: A·B=A|·|B|cos(O) B B Bcos(0) B No problem Bib>兀 /6
Chapter 1Chapter 1 Measurment θ A B θ A B ? ? Chapter 0 Preface A B | A| | B| cos(θ) 3.1) Dot product: = θ A B θ A B Bcos() ) ( Acos No problem， if θ