【学练考】2015-2016新课标(外研版)英语必修一Module 5 A Lesson in a Lab

Module 5

A Lesson in a Lab

Period One Introduction & Reading and Vocabulary Period Two Grammar Period Three Listening, Everyday English and Function & Cultural Corner Period Four Writing 单元总结提升

Module 5

A Lesson in a Lab

Module 5 | A Lesson in a Lab 单元话题导入Laboratory safety rules Science is a handson(实际操作的) laboratory class. You will be doing many lab activities which may need the use of chemicals or equipment. To make sure of a safe science classroom, we provide you with a list of rules. These rules must be followed at all times.

Module 5 |

A Lesson in a Lab

GENERAL GUIDELINES(准则) 1. Never work alone. No student may work in the lab without a teacher present. 2.When first entering a lab, do not touch any equipment, chemicals, or other materials in the lab until you are asked to do so. 3.Do not eat, drink, or chew gum in the lab. Do not use lab glassware as containers for food or drink. 4.Know the positions and operating procedures(程序)of all safety equipment, including the firstaid kit and the fire extinguisher(灭火器). Know where the fire alarms and the exits are.

Module 5 |

A Lesson in a Lab

5.Check the labels(标签) on chemical bottles twice before removing any of the chemicals. Take only as many chemicals as you need. 6.Most chemicals in the lab are considered to be dangerous. Do not touch, taste, or smell any chemicals unless specifically asked to do so. 7.At the end of your experiment, clean everything carefully and return your equipment to where you got it. Wash your hands with soap and water after performing all experiments.

Module 5 |

A Lesson in a Lab

WHAT TO WEAR 1. Dress properly during a lab activity. Long hair must be tied back and shoes must completely cover the feet. 2.Contact lenses should not be worn in the lab unless you are allowed by your teacher. 3.Any time chemicals, heat, or glassware is used, students will wear lab goggles(护目镜). Nobody should break this rule!

Module 5 |

A Lesson in a Lab

ACCIDENTS AND INJURIES 1.Report any accident or injury to the teacher immediately. 2.If a chemical should get into your eye(s) or onto your skin, go to see a school nurse immediately.

Module 5 |

A Lesson in a Lab

Task: Judge the following statements True(T) or False(F). 1.Students can work in the lab by themselves if a teacher isn't present. ( F ) 2.You can drink when thirsty, but you can't eat when hungry in the lab. ( F ) 3.You must never wear contact lenses in the lab. ( F )

Period One

Period One

Introduction & Reading and Vocabulary

Period One │ 课前自主预习

课前自主预习Task One:Fast Reading Ⅰ. Read Passage A. Are these statements True(T) or False (F)? 1.Different metals have different uses. ( T ) 2.Magnesium can form an oxide when heated in oxygen. ( T ) 3.Sodium doesn't react with cold water. ( F ) 4.Copper reacts most when heated in oxygen. ( F )

Period One │ 课前自主预习 Ⅱ. Read Pa

ssage B quickly and put the following words in correct order to describe the stages of scientific experiment.

Aim 1.___________________________________________________ Apparatus 2.__________________________________________________ Method 3.__________________________________________________ Result 4.__________________________________________________ Conclusion 5._________________________________________________

Period One │ 课前自主预习

Task Two:Careful Reading Read the passage on P45 carefully and fill in the blanks.A simple scientific experimentAim To find out if iron 1. ________in dry air, rusts airfree water and ordinary water. 3 clean iron nails; test tubes; test tube holder; cotton wool; oil; Bunsen burner.

Apparatus 2. _____________

Period One │ 课前自主预习 (续表)Experiments Iron in dry air Iron in airfree water

Iron in 8. ordinary ___________water

Methods

★ Put some iron nails 3. _______________ at the bottom of a test tube. ★ Push some 4. _______________ cotton wool down the tube. ★ Leave the tube for one week.

fill ★ 5. Half_________a test tube with water. Boil ★ 6. ________the water for three minutes. ★ Put two or three clean nails in the water. Add ★ 7. ________some oil to the water. ★ Leave the tube for one week.

★ Halffill a test tube with water and add two or three clean 9. nails ________. ★ Leave the tube for one week.

Period One │ 课前自主预习 (续表)Results 10. Conclusions ____________ The nails don't rust. The nails don't rust. Iron doesn't rust in airfree water. The nails rust. Iron rusts in ordinary water.

Iron doesn't rust in dry air.

Period One │ 课前自主预习 Task Three:Microwriting Read the text carefully and fill in the following blanks. metals Different It's hard to think of a world without 1. ________. uses metals have different 2. ________. When we use metals, it's 3. important react with ________ (importance) to know how they 4. ________ substances The reaction of metals with water and different 5. __________. order There is a simple scientific 7. oxygen can be put in 6. ________. experiment about iron. Iron doesn't rust in dry 8. ________ air ____________ airfree ordinary and 9. ________water, but rusts in 10. ________water.

Period One │ 课堂互动探究 ◇ 词汇点睛 ◇ 1 equipment n. [U]设备， 装备 (教材P44)Different metals have different uses, for example, steel is used in cars, and iron is used in electrical equipment. 不同的金属有不同的用途， 例如， 钢用于 汽车， 铁用于电气设备。 equip v. 装备； 配备 be equipped with 装备， 配备 a piece of equipment 一件设备