当前位置:首页 >> 英语 >> A simple scientific experiment高中英语必修一 Module 5 Reading翻译

A simple scientific experiment高中英语必修一 Module 5 Reading翻译


A Simple Scientific Experiment
Below is a description of a simple scientific experiment. It shows us how iron reacts with air and with water. Aim: To find out if ir

on rusts (a) in dry air; (b) in water that has no air in it (air-free water); (c) in ordinary water.
Apparatus: 3 clean iron nails; test tubes; test tube holder; cotton wool; oil; Bunsen burner.
Iron in dry air
Method (1). Put some iron nails at the bottom of a test tube.
(2). Push some cotton wool down the tube.
(3). Leave the tube for one week.
Result: After one week, the nails have not rusted.
Conclusion :Iron does not rust in dry air.
Iron in air-free water
Method (1). Half-fill a test tube with water.
(2). Boil the water for three minutes. (This makes sure there is no air in the water.)
(3). Put two or three clean nails in the water.
(4). Add some oil to the water. This will keep air out of the water.
(5). Leave the tube for one week.
Result: The nails do not rust in the tube with air-free water.
Conclusion: Iron does not rust in air-free water.
Iron in ordinary water Method
(1). Half-fill a test tube with water and add two or three clean nails.
(2). Leave the tube for one week.
Result: The nails rust in the tube with ordinary water.
Conclusion :Iron rusts in ordinary water.
一个简单的科学实验
下面描述一个简单的科学实验,通过它来向我们展示铁如何与空气和水反应。
目的:寻找铁生锈的原因(a)在干燥的空气中(b)在无空气的水中(c)在普通的水中
器材:3个干净的铁钉、试管、试管架、棉花、油、本生灯
铁在干燥的空气中
方法:(1)放一些铁片在试管底部
(2)把一些棉花塞进试管中
(3)把试管静置一个星期
结果:一周后,铁没有生锈
结论:铁在干燥的空气中不会生锈
铁在无空气的水中
(1)往试管中装入一半的水
(2)把水煮沸3分钟(这是为了确定水中无空气)
(3)放2-3个干净的铁片在水中
(4)添一些油在水中,这样保持空气在水外
(5)把试管静置一个星期
结果:一周后,铁没有生锈
结论:铁在无空气的水中不会生锈
铁在普通的水中
(1)往试管中装入一半的水,在加入2-3个干净的铁片
(2)把试管静置一个星期
结果:一周后,铁生锈
结论:铁在普通的水中会生锈

更多相关文档:

外研版高中英语必修一Module5

外研版高中英语必修一Module5_英语_高中教育_教育专区。必修一 M odule5 1.exist...___,I think,he drew from his simple experiment is not scientific. A....

外研版高中英语必修1 Module5教案

外研版高中英语必修1 Module5教案 隐藏>> SH1 教案 Edited by Wang Qijiang ...Step 2 Pre-reading Background knowledge of a scientific experiment.(Actitivy...

高一外研英语必修一 module5 知识点

高一外研英语必修一 module5 知识点_数学_小学教育_...(1). add A to B 把 A 加入 B 中 翻译:在...drew from his simple experiment is not scientific...

外研社必修一Module 5[学案]

4页 1财富值 高一英语外研版必修1 Modu... 5页...高三学案 课文回顾 A Simple Scientific Experiment Below...expanded C.extended D.scattered 翻译句子 1. 2....

外研版高中英语必修一教案:Module 5 A Lesson in a Lab...

外研版高中英语必修一教案:Module 5 A Lesson in a Lab Reading_英语_高中...Today we are going to to read about A SIMPLE SCIENTIFIC EXPERIMENT. But ...

必修1 Module5_图文

必修1 Module5_高中教育_教育专区。外研版英语必修...(P45)填表 A Simple Scientific Experiment Aim ...【课前预习】 1.阅读课文翻译下列短语:做实验 ...

外研版高中英语必修1M5教学设计

外研版高中英语必修1M5教学设计_英语_高中教育_教育专区。外研版必修一Module5整个...5, they are supposed to write a report on a simple scientific experiment....

...英语必修一学案及答案(全册12份)-Module5 Reading

(全册12份)-Module5 Reading_英语_高中教育_教育...simple scientific experiments 3.情感目标 1) Get ...a scientific experiment, using the new words ...

高一英语1-5-2学生版

交城中学高一年级英语必修一 Module5 课时: 2 A Lesson in a Lab 编号:1-5...4. Below is a description of a simple scientific experiment.下面是一个简单...

必修一Module5 Reading学案

必修一Module5 Reading学案_英语_高中教育_教育专区。Module5 Reading and Vocabulary...反思总结 Describe a simple scientific experiment ___...
更多相关标签:
网站地图

文档资料共享网 nexoncn.com copyright ©right 2010-2020。
文档资料共享网内容来自网络,如有侵犯请联系客服。email:zhit325@126.com