Презентация The introduction The Big Bang The solar system The beginning of life on the Earth The first invertebrate animals The first fish The first amphibians The reptiles Dinosaurs The first large mammals Anthropoids онлайн
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- Тип файла:ppt / pptx (powerpoint)
- Всего слайдов:14 слайдов
- Для класса:1,2,3,4,5,6,7,8,9,10,11
- Размер файла:2.60 MB
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Слайды и текст к этой презентации:
№1 слайд
Содержание слайда: The introduction
The Big Bang
The solar system
The beginning of life on the Earth
The first invertebrate animals
The first fish
The first amphibians
The reptiles
Dinosaurs
The first large mammals
Anthropoids
Homo Sapiens
№2 слайд
Содержание слайда: Life on the Earth was about 3 thousand millions years ago. But our Universe was 37,5 billion years earlier.
All has begun with the Big Bang …
№3 слайд
Содержание слайда: The Universe does not exist. There is only a small point, very dense and hot. There is «the Big Bang». From a point there is space and time. There are a lot of particles and antiparticles.
The Universe does not exist. There is only a small point, very dense and hot. There is «the Big Bang». From a point there is space and time. There are a lot of particles and antiparticles.
Particles and antiparticles come into collision and both of them are destroyed. As a result of this «microscopic fight» there are only particles. By that time the Universe is enlarged with enormous speed.
№4 слайд
Содержание слайда: The solar system is only a dust and gas cloud. Gradually the biggest part of this cloud gathers in its centre. So there is the Sun. The rest of the part divides into clots and forms planets, including the Earth.
The solar system is only a dust and gas cloud. Gradually the biggest part of this cloud gathers in its centre. So there is the Sun. The rest of the part divides into clots and forms planets, including the Earth.
№5 слайд
Содержание слайда: Volcanoes secretes smoke with parts of steam. There is sour water on the Earth. The first organisms (bacteria) live in this water. Organisms are brought on the Earth by a meteorite.
Volcanoes secretes smoke with parts of steam. There is sour water on the Earth. The first organisms (bacteria) live in this water. Organisms are brought on the Earth by a meteorite.
(but this version is unchecked)
№6 слайд
Содержание слайда:
№7 слайд
Содержание слайда: There are disputable factors (climatic changes – fall of level of ocean - huge emission of lava). That’s why fish live on a land.
There are disputable factors (climatic changes – fall of level of ocean - huge emission of lava). That’s why fish live on a land.
There is an important group of fish – Sarcopterygii (lat.) . They are ancestors of all four-footed animals.
№8 слайд
Содержание слайда:
№9 слайд
Содержание слайда: Ocean becomes shallow. There are a lot of of mountain ranges. As a result the climate becomes drier. Many creatures get a leather shell to live only on a land. There are land reptiles. Many ancient groups of invertebrate animals die out.
Ocean becomes shallow. There are a lot of of mountain ranges. As a result the climate becomes drier. Many creatures get a leather shell to live only on a land. There are land reptiles. Many ancient groups of invertebrate animals die out.
№10 слайд
Содержание слайда: There is a new group of reptiles – Thecodontia (lat.). They are ancestors of birds, dinosaurs, crocodiles and Pterosauria (lat.).
There is a new group of reptiles – Thecodontia (lat.). They are ancestors of birds, dinosaurs, crocodiles and Pterosauria (lat.).
In the Triassic period there are a lot of dinosaurs: Sauropoda (lat.) and gigantic long-necked dinosaurs. There are Pterosauria (lat.). Also there is a big group of predatory dinosaurs – Carnosauria (lat).
Dromaeosauridae (lat.) are small predatory dinosaurs. They are ancestors of birds.
There are many pterodactyloidea (lat.).
There are marsupials, placentary mammals and ancestors of crocodiles.
№11 слайд
Содержание слайда: Dinosaurs die out. Mammals evolve in the first whales, elephants, ancestors of horses and monkeys.
Dinosaurs die out. Mammals evolve in the first whales, elephants, ancestors of horses and monkeys.
№12 слайд
Содержание слайда: There are anthropoids now. They differ from other monkeys. They do not have a tail. They have rudiments of intellect.
There are anthropoids now. They differ from other monkeys. They do not have a tail. They have rudiments of intellect.
№13 слайд
Содержание слайда: There is an intermediate link – australopithecus. Their brain cerebrum is rather large, but it does not differ from a brain cerebrum of anthropoids very much.
There is an intermediate link – australopithecus. Their brain cerebrum is rather large, but it does not differ from a brain cerebrum of anthropoids very much.
Australopithecus can walk upright and do prehensile movements.
Probably australopithecus are ancestors of Homo Sapiens.
№14 слайд
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