SATELLITES
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SATELLITES
The Moon, Earth’s natural satellite. Artificial satellites, man-made machines which continuously circle the Earth. Launching of artificial satellites, destined to measure temperatures, detect radiation, transmit information and photograph the Universe. Brief history of man-made satellites. Different kinds of satellites: communication, military and those destined for use in astronomy. The "Hubble" space telescope. Summary.
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INTRODUCTION
- The Moon is our natural satellite.
- Artificial satellites.
LAUNCHINGS
- The force of gravity must be overcome by using either rockets or space shuttles.
- Satellites in orbit: their different missions.
- Geostatic satellites.
PAST HISTORY
- The first satellite launched into space was the Soviet “Sputnik 1”.
- Modern space-shuttles
- Meteorological and communication satellites.
DIFFERENT KINDS OF SATELLITES.
- Telecommunication satellites: the telephone, the television
- Astronomy satellites: the study deep space.
- Meteorological satellites : the climate, disasters
- Satellites protograph the Earth. They are also useful in navigation at sea. Detection of fish shoals.
- Landsat satellite: Conditions of our forests and planted fields. Plagues.
- Spy satellites for military purposes
THE SPACE TELESCOPE
- The Hubble Space Telescope
- The Hubble mission.
SUMMARY |
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