Unit 4 Amazing Science Topic 1 When was it invented? SectionC课件（20张）

(共20张PPT)
Unit 4 Amazing Science
Topic 1 When was it invented
Section C
invention
evaluate
[ r b t]
rocket
list
detailed
keyboard
metal
crayon
redesign
inventor
satellite
thought
imagination
invent
bulb
silly
balloon
lock
airplane
brainstorm
gun
spaceship
[k 'r ]
Game 1:
New Word Study
Game 2:
1.发明 n. __________
2.发明 v. __________
3.发明家 __________
4.列清单 __________
6.想法 __________
7.愚蠢的 __________
8.集思广益 __________
9.重新设计 __________
10.想象力 __________
11.气球 __________
12.枪 __________
13.机器人 __________
14.键盘 __________
brainstorm
silly
thought
invent
invention
keyboard
robot
gun
balloon
imagination
redesign
list
inventor
Pre-reading
List some inventions that you know.
inventions
Pre-reading
List some inventions that you know.
balloon
gun
robot
keyboard
Pre-reading
candy
computer
medicine
lock
scissors
spaceship
zero
chopsticks
light bulb
television
X-ray machine
Part2 Discuss:
Pre-reading
Part2 Discuss :
I think _______is the most /least important invention.
It is said that it was invented _____________.
It's the most/least important because __________________.
candy ---
medicine---
gun ---
lock ---
spaceship---
chopsticks---
keyboard ---
television ---
X-ray machine---
computer---
balloon ---
robot ---
scissors ---
zero ---
light bulb---
by an Egyptian
by Chinese
by a Chinese
by an American
by Russians
by Chinese
by an American in 1714
by an Englishman
by a German
by an American
by Frenchmen
by an American
by an Egyptian
by an Indian
by Edison
[ 'd p n]
Example: I think zero is the most important invention.
It is said that it was invented by an Indian. It is a very interesting number. For example, I have only ten yuan.
If you add five zeros after it for me, I will be a rich man.
While-reading
An invention may be a new ________ or a new ________ of doing things.
product
way
While-reading
Inventions come about in many ways.
Most of the time, inventions happen because someone works to _____________________ .
solve a problem
While-reading
Inventions come about in many ways.
Sometimes inventions are the results of________ .
accidents
Some headache medicine was mismatched,
and that became Cola.
Luban was cut by sawgrass,
and then the saw was invented.
One day, An American boy mixed some fruit soda with water, and forgot it outside. The next morning, it was frozen with the stirring rod still in it. That's how the popsicle came into being.
had a thougt: build up a company to serve small businesses by Internet
plan and design the websites at Ma Yun's apartment
name it:Ma Yun bought for 10 thousand dollars from a Canadian, and registered and alibaby.com at the same time.
redesign:In 2011, Ma Yun made Alibaba privatized.
test :in 2007, Alibaba entered
the stock market.
___ You can have wild and crazy thoughts. Remember that no idea is too silly. Many people laughed at the Wright brothers and said they would never fly. But they weren’t discouraged [by what people said]. That’s why now we have planes.
D
1b. The invention process
_______ Careful planning is important in the invention process. This is the time to brainstorm for ideas and to evaluate them.
_______ Make a detailed drawing of your invention so others will understand how your invention works.
Make a model of your invention.
_______ See if your invention works [as it is planned].
If not, do more research, redesign it, and test it again.
_______ Every invention needs a name.
Share your inventions with others.
E
A
C
B
A.Draw your invention
B. Name your invention
C.Test your invention
D.Use your imagination
E.Plan and design your invention
D.Use your imagination
E.Plan and design your invention
A.Draw your invention
C.Test your invention
B. Name your invention
When you want to have an invention , first you must use your ___________. Then you should plan and design it. Careful planning is very _________ in the invention. Third, you should make a _______ drawing of your invention and make a model of it. If you want to make your invention more successful, you must ______ it again and again. After that, you _______ your invention. Last, remember that you should _______ your invention with others.
imagination
important
detailed
test
name
share
1c. Fill in the blanks.
发生，产生
一些简单的步骤去跟从
在发明的过程中
狂野异想天开的想法
嘲笑某人
被打击
集思广义，找想法
做一张详细的构图
用你的想像力
一次又一次地测试它
为它命名
发生，产生某物
eg.发明物产生。
发生了事故。
come about
a few simple steps to follow
in the invention process
wild and crazy thoughts
laugh at sb
be discouraged
brainstorm for ideas
make a detailed drawing
use your imagination
test it again and again
name it
Language points
sth come about
Inventions come about.
Accidents came about.
Outline
What's an invention
Definition:
1.a new product
2.a new way
Ways to
come about:
1.work to solve a problem
2.the result of accidents
Inventing is
interesting
exciting
There’re a few simple steps to follow in the invention process.
Use your imagination
Draw your invention
Test your invention
Name your invention
Share your invention
Plan and design your invention
The invention process
Drawing up an outline is very important when you write a composition.
While-reading
Post-reading
Show your pre-work and describe it
1. How do you come to the idea of your invention
2 What is it made of/from
3. What’s it used for
4. What are you going to name it
Post-reading
Do you think you can be an inventor
the qualities of inventors'
A song: Be What You Wanna Be
---By Darin
Summary
We learn : 1.Some words: invention, crayon, thought,
silly, balloon, gun, robot, keyboard
2.Some phrases: laugh at，come come out，
the result of …， none of …
3. Some sentences:
Inventing is interesting and exciting and everyone
can be an inventor .
We can : 1. Talk about the process of an invention.
2. Write a passage about an invention.
Homework
Write a passage about your invention