Keplers Laws
Flashcard
•
Science
•
11th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is Kepler's First Law of Planetary Motion?
Back
A planet orbits the sun in an elliptical path with the sun at one of the foci.
2.
FLASHCARD QUESTION
Front
What does Kepler's Second Law state?
Back
A line segment joining a planet and the sun sweeps out equal areas during equal intervals of time.
3.
FLASHCARD QUESTION
Front
What is Kepler's Third Law of Planetary Motion?
Back
The square of the orbital period of a planet is directly proportional to the cube of the semi-major axis of its orbit.
4.
FLASHCARD QUESTION
Front
How do you calculate the orbital period using Kepler's Third Law?
Back
T^2 = a^3, where T is the orbital period in years and a is the average distance from the sun in astronomical units (AU).
5.
FLASHCARD QUESTION
Front
What is the significance of the semi-major axis in an elliptical orbit?
Back
It represents half the longest diameter of the ellipse and is used to determine the size of the orbit.
6.
FLASHCARD QUESTION
Front
If a planet is 35 AU from the sun, what is its orbital period according to Kepler's Third Law?
Back
Approximately 200 years.
7.
FLASHCARD QUESTION
Front
Which planet has the largest orbital radius in our solar system?
Back
Neptune.
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