Richard Bizley/SPL
The terms in bold link to topics in the AQA, Edexcel, OCR, WJEC and CCEA A-level specifications, as well as the IB, Pre-U and Highers/Advanced Highers exam specifications.
A space elevator is a tower over 100 000 km high, whose stability in the Earth’s gravitational field depends upon the laws of circular motion and Newton’s law of gravitation, and on the properties of the materials from which it is made. The height up the tower from which to launch a satellite is determined by its energy in orbit.
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