Which of these was NOT a telescopic discovery of Galileo?Group of answer choicesthe rings of Neptunesunspots and the rotation of the Sunthe four largest moons of Jupiterthe craters and mare of the Moonthe phases of Venus

Galileo made an important contribution to science by Select one: proving the existence of other planets. discovering the origins of stars. determining the causes of eclipses. providing evidence for a heliocentric universe.

What did Galileo's observations of the phases of Venus and sunspots contradict?Kepler's laws of planetary motionThe geocentric modelNewton's laws of motionHeliocentric model

Which of the following planet have moon(s) but no rings?(Select all that applies)Group of answer choicesUranusNeptuneEarthMars

Which of the following astronomical phenomenon were already observed by the ancientpeople even before the telescope was invented?A. Sunspot B. Craters of the Moon C. Solar eclipse D. Atmosphere of Mars

Which of the following is not an example of astronomical phenomena known toastronomers before the invention of telescope?A. Black holes B. Motion of stars C. Phases of the Moon D. Visibility of planets