Multiple Choice
A major contribution of Johannes Kepler to the development of modern astronomy was:
A) the development of the first mathematical heliocentric model of the solar system.
B) proof that planetary orbits are ellipses.
C) the use of parallax to prove that Earth moves around the Sun.
D) observation of the satellites (moons) of Jupiter.
Correct Answer:
Verified
Correct Answer:
Verified
Q32: In the geocentric model of the solar
Q249: If a supernova was first seen in
Q250: After a thousand years,Ptolemy's system of planetary
Q252: Viewed from Earth,the LARGEST angular diameter of
Q255: The International Space Station is in orbit
Q256: The old story about the person who
Q257: The planets that were known before the
Q258: Not counting Earth,the number of planets known
Q288: If an object has an orbit around
Q316: Ptolemy's nationality was<br>A) Polish.<br>B) Greek.<br>C) Italian.<br>D) Egyptian.