Edexcel OLevel Physics Revision Note (Updated)

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Lesson

Lesson-18.1.6- use the relationship between orbital speed, orbital radius and time period: orbital speed = 2 ???? ??orbitalradius/time period v=2?? ???? r/T

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Lesson-18.1.5- describe the differences in the orbits of comets, moons and planets.Previous Lesson-20.1.1- describe the past evolution of the universe and the main arguments in favour of the Big Bang.Next