初中冀教版Lesson 30 Science Affects Us课堂教学课件ppt

这是一份初中冀教版Lesson 30 Science Affects Us课堂教学课件ppt，共8页。PPT课件主要包含了Free Talk，Jibo，Listening，everyday，change，affect，discovery，in place，that等内容，欢迎下载使用。

What is it fr?
the mst amazing science inventin in 2017
Fast-reading
2. what happens in the experiment?
The cardbard hlds the water in the jar!
1. what tls des Jenny prepare fr the experiment?
A jar full f water and a piece f cardbard
Careful reading
2. Hw des Jenny d the experiment?(steps)
First, ___________the jar ___________the cardbard and _________ the jar ___________. Next, ____________ yur hand ____________
3. If we use a pingpang ball instead f the cardbard, what will happen?
cver with
turn ver
take ff
1. what can we discver frm the experiment?
The air pressure pushing up n the cardbard is higher than that f the water pushing dwn frm inside the jar. The higher air pressure utside the jar hlds the cardbard in place.
listen t Wang Mei's e-mail and fill in the blanks
Science affects peple's ____________lives. Withut the scientific develpments f recent years, ur lives wuld be very different. Can yu imagine life withut cmputers r_______________? Scientific _________________are making ur lives better and better. DNA is really ne f the mst amazing things n the earth. Many peple think it will _________the wrld.
mbile phnes
He cleans the street ________, and it is his ________ wrk.
every day
1. What parents d will ___________ their children.2. The experiment led t a wnderful _________.3. With the ____________ f science, ur cuntry is becming strnger and strnger.4. Have yu gt all the knives and frks __________ yet? Dinner is ready.5. The weather is htter tday than_____ yesterday.
Here are sme inventins. Hw d they affect ur everyday lives?
with TV: I watch TV t get infrmatin
withut TV: I wuld spend mre time talking with my family.