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View lesson content: Click to expand | Course Descprition : | |
| Man must rise above the Earth - to the top of the atmosphere and beyond - for only thus he fully understands the world in which he lives. Even though this observation was made centuries ago by Socratis, it certainly grasps the right idea. Satellites were designed to serve it. But when was the first satellite launched? How exactly does it work? Book this online English lesson to learn. | |
| Language : | English |
| Categories : | Advanced B2 / C1 |
| CEF : | A1A2B1B2C1C2 |
| Duration : | 30 minute |
| Session : | Online Discussion |
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