The Exploration of Space |
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Pagina 21
It will be seen that it does not matter in the least what happens to the bricks after they have left the hand of the thrower : all the recoil or thrust is produced during the act of throwing itself . The method of propulsion is ...
It will be seen that it does not matter in the least what happens to the bricks after they have left the hand of the thrower : all the recoil or thrust is produced during the act of throwing itself . The method of propulsion is ...
Pagina 53
This matter of weightlessness is perhaps the cause of more confusion than anything else in astronautics . One can , however , avoid all difficulty by remembering the simple rule that , outside an atmosphere , a spaceship and its ...
This matter of weightlessness is perhaps the cause of more confusion than anything else in astronautics . One can , however , avoid all difficulty by remembering the simple rule that , outside an atmosphere , a spaceship and its ...
Pagina 64
Under certain circumstances the rocket exhaust would also be dangerously radioactive , and this is an even more serious matter , as the rapidly moving gases could contaminate a very large area . This fact may well make it unsafe for ...
Under certain circumstances the rocket exhaust would also be dangerously radioactive , and this is an even more serious matter , as the rapidly moving gases could contaminate a very large area . This fact may well make it unsafe for ...
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Cuprins
THE SHAPING OF THE DREAM | 1 |
THE EARTH AND ITS NEIGHBOURS | 9 |
THE ROCKET | 17 |
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able acceleration actual already appear astronautics astronomers atmosphere atomic become body build carry certainly Chapter close completely consider considerable course deal developed difficult direction discovered discuss distance Earth effect energy escape exist exploration extremely fact fall field Figure fuel give given gravity greater heat human hundred idea imagine important impossible increase interesting interplanetary involved journey known landing least less light limit live look lunar Mars material matter means miles minutes Moon motors moving necessary never observed once orbit oxygen perhaps period planets Plate possible practical present pressure probably problem produce purely radio reach reason relatively remain rocket round satellite seems seen ship shown simple Solar space spaceship speed stars stations structure surface telescope temperature thousand Universe velocity Venus weight whole
Informații bibliografice
| Titlu | The Exploration of Space |
| Autor | Arthur Charles Clarke |
| Editor | Temple Press, 1951 |
| Exemplar original de la | Universitatea din Michigan |
| Scanată la | 14 Dec 2007 |
| Lungime | 198 pagini |
| Exportă citatul | BiBTeX EndNote RefMan |