英语九年级上册（2024）Unit 5 Power of IdeasSection B3a-3c精品课件ppt

这是一份英语九年级上册（2024）Unit 5 Power of IdeasSection B3a-3c精品课件ppt，共20页。
Tday’s Blueprint
1.The inventin f PlaneRead the stry abut hw the plane was invented and review the grammar pint
2.Team PrjectMake a team and design a useful inventin t make the wrld better.Then share them with class
Orville Wright and Wilbur Wright.
They just wanted t fly like birds.
The first was hw t get the glider int the air. The secnd was hw t cntrl it nce it was flying.
They fund their slutin by lking at hw birds flew. After slving these prblems, they added an engine t the glider.
In December 1903.
It has made travels arund the wrld much easier and faster. Cmmunicatin amng peple in different cuntries is nw much easier, and the wrld has becme a much smaller place.
The light bulb
Thmas Edisn
peple needed a better and safer way t light their hmes and streets at night
glass, a filament (usually made f tungsten), and a metal base
finding a suitable material
the widespread use f electric lighting
Grammar Statin: The Language f Blueprints
The Passive Vice: Fcuses n the Actin and the Receiver, rather than wh did it.
Subject (Receiver) + be + Past Participle (+ by Der)
Why d inventrs use it?
When the inventin is mre imprtant than the persn wh made it!
Active: The Wright brthers made the first plane flights.Passive: The first plane flights were made (by the Wright brthers).
Grammar Statin: Present vs. Past
Past Passive: (was / were + past participle)
Used fr the histry f the inventin.
Used fr hw the inventin functins tday.
The radi was invented in the 1890s.
The wrld’s first plane flights were made in 1903.
The railway is used by millins f peple.
Inexpensive materials are used t build the machine.
4a - PROJECT CALL TO ACTION
Inventins Needed
D yu have any ideas abut what will make the wrld a better place?Share it in the schl’s inventin exhibitin!
We are lking fr inventins in the fllwing areas:•green technlgy •health •farming •natural disasters •educatin •taking care f elderly peple
Yur inventin shuld meet the fllwing requirements:•inexpensive •easy t perate •benefit peple and sciety
If yu have an inventin like this, apply tday!
THE DESIGNER’S GOLDEN TRIANGLE
T succeed in the exhibitin, yur inventin must balance three elements:
1.INEXPENSIVE:Can it be built with cmmn, affrdable materials?
2.EASY TO OPERATE:Can anyne use it withut cmplex training?
3.BENEFICIAL:Des it slve a real prblem fr sciety?
The best inventins sit perfectly in the middle f this triangle!
ESTABLISHING YOUR DESIGN FIRM
Every successful inventin requires a great team. Chse yur rles:
THE VISIONARY (LEADER)
THE TECHNICAL AGENT (WRITER)
THE VISUAL DESIGNER (ARTIST)
THE SPOKESPERSON (PRESENTER)
Guides the brainstrm and ensures the inventin meets the 3 Key Requirements.
Drafts the clear, accurate text fr the pster (using passive vice!).
Creates the sketches, diagrams, and visual layut f the pster.
Prepares t pitch the inventin t the exhibitin audience.
QUALITY CONTROL CHECKLIST
Befre submitting yur pster,ensure yur team has cmpleted:
[ ] Is the chsen area clear? (e.g., green tech, health)
[ ] Is the name catchy and clear?
[ ] Is the visual/picture easy t understand?
[ ] Did yu explain the materials? (It is made f...)
[ ] Did yu explain the functin? (It is used fr...)
[ ] Are the 3 key requirements met? (Inexpensive, Easy, Beneficial)
Exhibitin Time
As yu review ther teams' psters, cnsider:
Innvatin: Is the idea highly creative?
Clarity: D the text and drawing explain hw it wrks?
Impact: Wuld this genuinely imprve peple's lives?