Lesson3CleanMachines.pptx

1、Unit 9 Lesson 3,Clean Machines,Objectives,In this lesson, we are going to Read an interview to know about solar cars and a solar car racer. Build the sense of using clean energy efficiently.,Do you know any kinds of clean energy there are in the world?,water energy,biomass energy,solar energy,wind e

2、nergy,geothermal energy,/di(:)uml /,/baiums/,水能,生物能,太阳能,风能,地热能,coal,diesel (柴油),petrol (BE),gas (AE),gas (天然气),Voice your opinion,Where do they get their power from? (What kind of energy do they use? ),solar panel,Scientists have been making solar cars for over twenty years.,solar Car Racing? solar

3、racing car? solar car racer?,Pre-reading,Make predictions (True or False), according to the title and pictures.,1. Solar cars use the suns energy for power. 2. Solar cars are clean and safe, and there is no pollution. 3. Solar cars can reach speeds of 100 k.p.h.,Read the interview and check your pre

4、dictions.,Fast reading,T,T,( 80 k.p.h ),F,k.p.h.= kilometers per-hour,Detailed reading,Task 1: Read the interview carefully and fill in the blanks about solar cars.,use the suns energy,80,40,clean,safe,pollution,slow,reliable,Task 2: Read and complete the information.,Name: Marie Logan From:_ Job: _

5、 Topic of interview: _ Interested in cars(when): _ Started designing car (when): _ Take part in races(how many years): _ How many races: _ races won: _ What has she recently been doing(two): 1. _ 2. _,Brisbane,solar car racer,solar car,since kindergarten,at university,for about 4 years,six,two,She h

6、as been building a new car.,She has been writing a book about solar cars.,Task 3. Read and do Ex.3 on Page 40.,Marie Logan began designing cars when she was a student. She has won most of her races. The team has nearly finished building a solar car. Marie has written a book about solar cars. Solar c

7、ars can work in cloudy weather.,T,F,F,F,T,Post-reading,Solar cars are cars that use _1_ for power. That means they dont use petrol, gas or any other fuel, just the _2_ . People are interested in solar cars because theyve _3_ pollution caused by _4_ like petrol and gas for a long time now. Solar cars

8、 are clean and safe. Marie Logan _5_ solar racing cars for a long time and shes designed five or six different cars _6_ . Recently shes been building a new car with a team from Queensland University. She s been writing a book about _7_, and shes only written _8_. She says solar cars are getting better _9_ and theyve reached _10_.,the suns energy,sunlight,been worried about,fuels,has been designing,so far,the first few chapters,all the time,speeds of nearly 80 k.p.h.,solar cars,Discussion,1. Are there any other advantages and disadva