Earth,space,Moon,Mars.ppt

1、spacecraft,Mars(1),火星,Unit 1 Has it arrived yet?,The Sun, the Moon, stars, the Earth and Mars.,Universe(2) is the general term of every- thing and everyone in space and on the ground. Space is room, and all heavenly bodies dot in space without air. We live in the universe, but we dont live in space.

2、,space,ground,宇宙,-What can you see in,Do you know a story about “Houyi shot down nine suns”?,-We can see the Sun.,space in the day?,Long long ago, there were ten suns in space.,The water in the seas was roasted to dry.,The grounds were roasted to smoke.,People could not live. This astonished a hero

3、called Houyi. He walked up Mount Kunlun and shot down nine suns. Houyi was respected by people.,the Moon,-What can you see in space at night?,-We can see the moon.,-What story do you think about (想到) when,-Change has gone to the Moon.,you see the Moon?,-Because it doesnt have an environment (3) with

4、 air.,Arm Strong from the United States is the first person who landed on the Moon.,So, people and things cant grow(4) there.,生长,-Has he found any life on the Moon? -No, he hasnt.,-Why?,环境,stars,-What else can you see in space at night?,-Many many stars.,These stars are called the suns(5). There are

5、 more than 200 billion(6) stars in our galaxy(7).,恒星,十亿,星系,the Earth,-we can see,people,animals,plants,-Scientists think there has been(8) life on the,-Because it has an environment with air.,-we can see people, animals, plants,and other things on it.,-Why?,Earth for millions of(9) years.,已经有,数百万,Th

6、e earth is a planet(10), it goes around(11) the Sun from west to east like a top (陀螺 ).,We have only one earth.,We should protect our earth.,行星,绕运行,-Have you heard the latest (12) news about Mars? -Yes, some scientists have sent a spacecraft to Mars.,-Have astronauts discovered(13) any life on Mars? -Not yet.,-Because it doesnt have an en