Multiple Choice
Kepler's second law, which states that as a planet moves around its orbit it sweeps out equal areas in equal times, means that
A) planets have circular orbits.
B) the period of a planet does not depend on its mass.
C) a planet's period does not depend on the eccentricity of its orbit.
D) a planet travels faster when it is nearer to the Sun and slower when it is farther from the Sun.
E) planets that are farther from the Sun move at slower average speeds than nearer planets.
Correct Answer:

Verified
Correct Answer:
Verified
Q2: In science, a broad idea that has
Q3: He discovered that the orbits of planets
Q5: One of the "nails in the coffin"
Q7: Historians trace the origins of a 24-
Q8: A scientific model must make an observational
Q9: Only one of the statements below uses
Q10: At the Sun Dagger in New Mexico,
Q11: Galileo observed all of the following. Which
Q41: In the Ptolemaic system,Venus should not show
Q78: Scientific theories can never be proved true