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SpyIntel [72]
3 years ago
9

As a planet's semimajor axis gets smaller, its speed will _______ and its period will _________ .

Physics
1 answer:
Rufina [12.5K]3 years ago
4 0
Well first of all, a planet doesn't have a semimajor axis, although it's orbit does.

In an orbit with a smaller semimajor axis, the planet moves faster, and its orbital period is shorter.

That's why the International Space Station circles the Earth in less time than the Moon does.
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