b4m4 Great scientists cultural corner[上学期]

课件12张PPT。 Module 4
Great scientistsIntroduction·& Cultural Cornergeneticsbotany zoologyMatch the words with definitions.biochemistry biology botany chemistry genetics
physics zoologythe study of animals
The study of the structure of substances and how they react with each other
the study of plants
The study of inherited characteristics in living things
The study of physical and natural forces
The study of chemical processes in living things
The study of all living thingszoologychemistrybotanygeneticsphysicsbiologybiochemistryQian XuesenArchimedesMadame curieAlbert EinsteinPolonium&
RadiumBuoyancy(浮力)relativityIn 1905About 240BCin1898Please
listen
carefully
!!!!Paragraph According to Paragraph 1 ,which is not mentioned?
A , rockets can be used to send astronauts into space
B , rockets can be used to burn fireworks
C , rockets were used in 2000 Olympics .Paragraph1 Rockets _____ probably _______by ________about _______ years ago.
2 The idea of the rockets ____ _____wereinventedaccident2000was bornParagraph1. The first military use of rockets was in 1923.
2. Between the 12th and 14th centuries there were many rockets experiments in England ,France and Italy.
ParagraphEveryone wanted to use rockets in battles.
Wan Hu became the world’s first astronaut?
1 When and where were rockets invented?2 How were rockets invented?3 How were rockets used in the early stage?4 What are they used for today?Answer the questions1 When and where were rockets invented?Rockets were probably invented by accident in China about 2000 years ago.2 How were rockets invented?The idea of rockets came from the discovery that the gas escaping from the tube could lift into the airAnswers 4 What are they used for today?They can be used in many ways ,such as ,to send astronauts and spaceship into space, to make fireworks displays, and so on.3 How were rockets used in the early stage?The rockets were once used for military purpose .they were also used for gun in the past ,though it was very dangerous