《大学物理》课程PPT教学课件：课程PPT教学课件（英文版）Chapter 1 Introduction

Approximate Values Various tables in the text show approximate values for length mass and time Note the wide range of values a Lengths - Table 1.1 Masses -Table 1.2 Time intervals Table 13

Approximate Values ◼ Various tables in the text show approximate values for length, mass, and time ◼ Note the wide range of values ◼ Lengths – Table 1.1 ◼ Masses – Table 1.2 ◼ Time intervals – Table 1.3

Prefixes Prefixes correspond to powers of 10 Each prefix has a specific name Each prefix has a specific abbreviation See table 1. 4

Prefixes ◼ Prefixes correspond to powers of 10 ◼ Each prefix has a specific name ◼ Each prefix has a specific abbreviation ◼ See table 1.4