Unit 5 Lesson 25 课件 2024-2025学年冀教版英语九年级全册

Lesson 25 Let’s Do an Experiment Have you ever done any experiments? Do you like to do experiments? In which subject do you often do experiments? Words and Phrases jar Turn the jar upside down. raincoat He is pouring some water. He has much force. Your answer is correct. experiment jar upside pour correct scientific method raincoat force pressure conclude n. 实验;试验 n. 广口瓶;罐子 n. 上部;上边 v. 倒出;倾倒 adj. 正确的;恰当的 adj. 科学的 n. 方法;办法 n. 雨衣 n. 力量 v. 迫使;强迫 n. 压力;压强;挤压 v. 得出结论;推断出 [ k'sper m nt] [d :] [' psaid] [p :] [k 'rekt] [sa n't f k] ['me d] ['reink ut] [f :s] ['pre ] [k n'klu:d] New Words correctly adv. 正确地 science n. 科学 scientist n. 科学家 conclusion n. 结论 force sb. to do sth.迫使某人做某事 an 充满 做实验 用...装满... 用... 盖住... 一张硬纸板 把...翻转过来 把...从...拿开 倒出来 科学方法 确信 穿上 空气的力量 气压 scientific method do an experiment fill ... with... cover... with.... turn ... upside down take ... off... pour out be sure of ... the force of the air the air pressure be filled with/be full of a piece of cardboard put on 1. 2. 3. 4. 行业PPT模板http://www.1ppt.com/hangye/ 行业PPT模板http://www.1ppt.com/hangye/ 单击此处编辑母版标题样式 单击此处编辑母版文本样式 单击此处编辑母版文本样式 二级 三级 四级 五级 Listening and Reading Listening : Part1 1.Where do they do the experiment? A B C 2. Brain _ a jar _ water. He cover the top with a piece of crdboard and hold it there. fills with Reading: Part 2 1.Why does Danny put on his raincoat? 2.What keeps the water in the jar? 3.What does Danny conclude? 4. Then I turn the jar upside down and take my hand off the cardboard.(翻译) Because he thinks he will get wet. The force of the air./The air pressure. Air is stronger than he thought. 然后我将广口瓶倒置并将我的手从硬纸板上拿开。 Fill in the blanks Danny, Jenny and Brian are in the _, they are going to do _ experiment. First, Brian fills a jar _ some water and covers the top with a piece of cardboard, then he turns the jar upside down and takes his hand _ the cardboard. Jenny is so _ of her theory that she wants to do the experiment _ Danny's head. Guess what, the _ of the air helps the cardboard _ the water in the jar. lab an with off sure over force hold The Scientific Method Report Name: The force of the air/The air pressure Material: _ Procedure(过程): 1. Fill _ with _. 2. Cover _ with _ and hold it there. a jar, a piece of cardboard, some water a jar water 3.Turn the jar _. 4. _ hand _ the cardboard. Results: _ Conclusions:_ the top a piece of cardboard The force of the air keeps the water in the jar. The water stays in the jar. upside down Take off Language points 1.Then I turn the jar upside down and take my hand off the cardboard. 然后我将广口瓶倒置并将我的手从硬纸板上拿开。 把你的手表翻过来,然后把它放在桌上。 turn…upside down意为“把……翻转/倒过来”,相当于turn over Turn your watch _ and then put it on the table. upside down 2.Then I turn the jar upside down and take my hand off the cardboard. 然后我将广口瓶倒置并将我的手从硬纸板上拿开。 请把你的手从邮票里拿开。 take ... off ...意为“把......从......拿开” Please _ your hand _ the stamp. take off 2.Then I turn the jar upside down and take my hand off the cardboard. 然后我将广口瓶倒置并将我的手从硬纸板上拿开。 脱掉你的旧大衣,请穿上这件新的。 take off 意为“摘掉,脱掉;起飞” _ your old coat. Please put on this new one. Take off 3.You think the water will pour out,Danny. 你认为水会流出来,丹尼。 pour out意为“倒出,使流出,涌出”。pour在本句中表示“涌流”。 The thick smoke is _. 浓烟正在涌出。 I am going to _ the tea into the glass. 我正要给客人们倒茶。 pouring out pour out 4.He puts on a raincoat and sits down. 他穿上雨衣然后坐下。 put on 穿上 put up 举起,张贴 put away 收起,收好 put off 推迟 put into 放入 On the first day of Chinese New Year, we _ new clothes and visit people. A. put up B. put on C. take off D. take away B 4.So what have we discovered? 那么,我们发现了什么? so在本句中用作副词,表示惊讶的语气。 So you don't like it.这么说,你不喜欢它。 So you have difficulty in learing math. 看来你学数学有困难。 1. Tom is covering the cup _ a piece of paper.(介词) 2. I won’t force anybody _(do) anything. 3. There are so many _(jar) in the box. 4. We must use the _(science) ways to reduce the pollution. 5. Mom is _(pour) the water into every cup. 6. If you do it in a _(correctly) way, you will be successful. 7. The students are very clever, and the use many _(method) to solve the problem. with to do Exercises jars scientific methods correct pouring Thanks! null 59296.863 $$