Lesson 25 Let’s Do an Experiment!教案设计（一等奖）

2016-2017学年第一学期

九

年级

英语 教学设计

Unit 5 : Look into Science

课题

Lesson 25 Let’s Do an Experiment!

贡桑德庆

课型

new 总课时序数

one

授授课授课

课贡桑德庆

九年（二）班

6.1

班级

日期

人

【课标要求】In this unit, students will discover how broad the subject of science

really is. They will consider how science affects their lives and the world around them. They will conduct experiments using the scientific method, which means they will be encouraged to ask questions, come up with theories, test their theories and analyze the results.

教学内容：

Students will be introduced to some new concepts and technical language. Finally, students will review and build on their knowledge of the attributive clause.

Talking about science.

Words and expressions

Do and express the experiment

能够通过师生交谈，生生交谈和自主学习掌握英语听说的基本方法。

能够通过两人讨论，体验合作学习的过程与方法。

能够仔细倾听老师和同学的发音，用语言来表达与同学交流的愿望。

Love science 一、重点词汇

experiment; scientific; method; jar; upside; pour; raincoat; pressure; force; conclude; correct

二、重点句型

1）fill…with 2）cover …with…

3）turn …upside down

Write a composition to describe an interesting experiment. 主备人

课

标

解

读

与

教

材

分

析

知识

与

技能

教

学

目

标

过程

与

方法

情感

态度

价值观

教学

重点

与

难点

重点

难点

教

学方

Talk ,listen , read, write 法

媒

体教

tape slides 具

课时

教学内容

1 教

学

过

程

设计意图

师生互动

Try to answer the two questions. Lead-in the class. 修改栏

二次备课

（手写）

与学生进行一Step 1.Warming up 个简短的对话，Let’s watch a video.

进入本课主题。

Step 2. Lead-in

What is Mr. bean doing?

He is doing an experiment.

Do you like to do an experiment? 通过展示图片Step 3. New words Show the students some pictures and 和句子让学生sentences to let them know new words: 学习本课的新experiment; scientific; method; jar; 单词。

upside; pour; raincoat; pressure; force;

conclude; correct

让学生带着任Step 4. Listen and answer Listen to the tape and choose the 务读课文。初步了解本科的内correct answers: (

)1. What do we need in the 容。

experiment? A.

a jar

B. a raincoat

C. water

B.

D. a piece of paper

E. a piece

of cardboard

F. a desk

(

)2. Where does Danny think they

should do the experiment? A In the classroom

B outside

C In the

room (

)3. What keeps the water in the

jar?

A A piece of cardboard

B Brian's hand

C The air pressure 快速阅读并找Step 5. Some important phrases Let students read the lesson quickly, 出关键句子，为

Enjoy the pictures and learn new words.

Listen to the tape and check answers together .

find these sentences and match.

后面用英语阐1 用水充满一个广口瓶

air pressure 述实验步骤做2 用一块硬纸板覆盖顶部

put a jar on the desk 准备。

3 把广口瓶翻转过来

fill a jar with water

4 把广口瓶放在桌子上

water stays in the jar

5 把手从硬纸板上拿开

cover the top with a piece

of cardboard

6 大气压强

turn the jar upside down

7 水留在广口瓶里

take the hand off a piece of

cardboard

认真阅读课文Steap6.

Read the dialogue again. Put the steps 并弄清楚实验步骤。

in the correct order. 1. Cover the top with a piece of

cardboard. 2. The water stays in the jar. Air

pressure pushed

the cardboard onto the jar.

3. Fill the glass jar with water. 4. Hold your hand on the cardboard

for a few seconds.

5. Turn the jar upside down. 6. Take your hand off the cardboard.

Step7. Let’s do an experiment 通过边做实验边用英语阐述，together. Come to the blackboard and do the 让所有的学生会会用英语来experiment as we describe it. 阐述实验步骤。

1. Fill the jar with water. 2.Cover the top with a piece of

cardboard.

3.Turn the jar upside down.

4. Hold your hand on the cardboard.

5. Take your hand off the cardboard.

6. Water stays in the jar.

让学生通过两Step8. Pair work Work in pairs and think of this experiment. 人讨论方式对Discuss in pairs about the experiment. 这一实验的设Write down the steps of doing the 计及结果更加experiment. Write down the result of 明确。并能把短文补充完整，为the experiment. Make a conclusion. 课后作业做准How should we do the experiment? Doing an experiment is interesting. 备。

First, we

___ a jar ___ a desk, ___

it ____ water, then _____

the top Read lesson quickly and match the sentences.

Students read the lesson carefully and understand the steps of the experiment.

Volunteers come to the blackboard and do the experiment as all students describe it.

Have a discussion with partner and complete the short passage.

____ a piece of cardboard. When we ____

the jar ______ _____, can you guess what happened? The air

helps the cardboard hold the water in the jar.

板

书设

计

Lesson 25 New words: experiment; scientific; method; jar; upside; pour; raincoat; pressure; force; conclude; correct

Phrases : fill…with

cover …with…

turn …upside down

请根据课文内容, 以

“An Interesting

Experiment”为题写一篇小作文。

作业设计