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2 cards from this section. Quick, good the night before a test.
What is a natural satellite?
Think of an example you see in the night sky.
What does Kepler's first law state?
Remember the shape of the orbit.
What is a natural satellite of Earth?
Think of celestial bodies that orbit our planet.
Which of the following is NOT an application of Earth satellites?
Consider what satellites are primarily used for.
A satellite is in orbit around the Earth at a height of 200 km. Calculate its orbital speed.
Don't forget to convert height into meters.
Consider an Earth satellite in circular orbit. If the radius of its orbit is tripled, what happens to its orbital period?
Think about how orbital period relates to orbital radius.
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