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#gravitationalfields #fullcourse #geostationaryorbit #circularorbit #sciencestadium #gravitationalfield #a2physics #fullcourse https://youtube.com/playlist?list=PLaf6D7ITtGOnWygLtV9BwuEIc2YrrHBCT Why do satellites not fall to surface of earth but a ball does? what height does the satellite need to be in to maintain geostationary orbit? Highlights: 1. properties of Geostationary Orbits [00:00:00] * Explains the need for satellites to be above the equator * Describes the synchronization of satellite and Earth's rotation * Highlights the importance of a fixed position above Earth 2. Why do satellites not fall to surface of earth? [00:08:55] 3. Calculating Satellite Altitude [00:10:42] * Discusses the orbital period equal to Earth's rotational period * Covers the calculation of altitude using Kepler's third law 4. If I throw a ball why doesn't it orbit around Earth ? [00:14:14] * Details the initial velocity required for a satellite to orbit Earth * Explores why objects like balls don't orbit Earth when thrown * Introduces the concept of orbital decay due to air resistance 5. Polar Orbits vs. Geostationary Orbits [00:18:38] * Compares polar orbits with geostationary orbits * Discusses the advantages and disadvantages of each orbit type * Suggests scenarios where different orbits are beneficial
