HOW DO WE TRAVEL INTO SPACE?
|
|
HOW DO WE TRAVEL INTO SPACE?
Man’s first attempts at space flight. The Chinese invented gunpowder-propelled rockets. Jet rockets. Newton’s Third Law. Fuels. Speeds of rockets. Brief history of satellites. First manned space-flights. Launchings. Man’s setting foot on the Moon. The first recoverable spaceship, or space "shuttle". Summary.
|
INTRODUCTION
- Rockets were invented in China in the 13th Century for military purposes
PROPULSION
- All rockets ascend thanks to the reaction principle
- Space rockets. Fuel and liquid oxygen.
- In order to escape the Earth’s gravitational pull, a body needs a minimum speed of 40,000 kilometres per hour. Rockets. Different stages.
ORIGINS
- Konstantin Tsiokovsky had the idea of using liquid fuel for high-speed rockets.
- Goddard launched the first rocket using gasoline and liquid oxygen. Rockets V1 and V2.
HISTORY
- Sputnik 1: the first space satellite.
- Sputnik 2. A dog called Laika.
- Space ship Vostok 1, with Yuri Gagarin on board, the first human-being to be launched into space.
- Apolo XI. Armstrong, Aldrin and Collins.
- Landing on the Moon’s surface the 20th July 1969
- Skylab: the first American space-station
- Soyuz and Apolo : scientific co-operation
- Construction of a retrievable space-shuttle
THE SPACE SHUTTLE
- Characteristics of the space-shuttle or ferry
- How do space-shuttles work and what is their mission?
SUMMARY |
|
|
|
|
