Chapter one Definitions and History of Information Science Chapter Study Tasks (1) n this chapter, you will be able to -Identify the different definitions ofinformation science Learn the history of information science -Get the general ideas of the texts and extensive readings -Complete all the practice required Unit1 a part 1 Notes to Text L Part4 Extensive Reading Part 2 Word Study Part5 Notes to Passage Part3 Practice on Text Part6 Practice on Passage 2021/2/20 P12021/2/20 P.1 Unit 1 Definitions and History of Information Science Chapter Study Tasks（1） In this chapter, you will be able to —Identify the different definitions of information science —Learn the history of information science —Get the general ideas of the texts and extensive readings —Complete all the practice required Chapter One @ Part 1 Notes to Text & Part4 Extensive Reading & Part 2 Word Study @ Part5 Notes to Passage @ Part3 Practice on Text @ Part6 Practice on Passage