The Orbits of Planets and Satellites (HSC SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What best describes orbital motion?
What best describes orbital motion?
Continuous free fall while moving sideways
What provides the centripetal force for an orbiting satellite?
What provides the centripetal force for an orbiting satellite?
Gravitational force
How does orbital velocity change as orbital radius increases?
How does orbital velocity change as orbital radius increases?
Velocity decreases
What determines the orbital speed of a satellite?
What determines the orbital speed of a satellite?
Central body mass and orbital radius only
What is the altitude of geostationary satellites above Earth's surface?
What is the altitude of geostationary satellites above Earth's surface?
Approximately 36,000 km
What is the orbital period of a geostationary satellite?
What is the orbital period of a geostationary satellite?
24 hours
How do geosynchronous satellites differ from geostationary satellites?
How do geosynchronous satellites differ from geostationary satellites?
They orbit above any great circle
What is the typical orbital period range for near-Earth orbit satellites?
What is the typical orbital period range for near-Earth orbit satellites?
80 to 130 minutes
What is the orbital velocity of the ISS?
What is the orbital velocity of the ISS?
Approximately 7.66 km/s
Why do astronauts on the ISS experience weightlessness?
Why do astronauts on the ISS experience weightlessness?
They are in continuous free fall