Galileo's Law of Inertia is the same as
A) Newton's First Law.
B) Newton's Third Law.
C) Kepler's Law.
D) Newton's Second Law.
E) Newton's Law of Universal Gravitation.
Question 2
Which type of stable planetary orbit would be best in a wide binary system?
A) a large elliptical orbit around both components
B) a large circular orbit around both components
C) a figure-of-eight orbit around both components
D) an orbit close to one of the components
