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WorksheetsModern Astronomy
Total questions: 10
Worksheet time: 6mins
What is the name of the Ancient Greek who theorized the two-domain system - celestial and terrestrial?
Aristotle
Plato
Erathosthenes
Pythagoras
Which of the following observations of the Greeks led them to believe that the Earth is spherical? Observing the...
Lunar Eclipse
sun
nova stella
comet
Which observation of Tycho Brahe led to his assumption that NOT all celestial objects are spherical?
Observing a comet
Observing a nova stella
Observing a lunar eclipse
Observing the stars
Which observation of Tycho Brahe disproved the belief of the Ancient Greeks that celestial beings are perfect because it does NOT change?
Observing a comet
Observing a nova stella
Observing a lunar eclipse
Observing the sun
Who inherited the vast array of data of Tycho Brahe?
His family
Johannes Kepler
Pythagoras
Aristotle
Which Kepler's Law of Planetary Motion explains that Earth revolves faster when closer to the sun and slower when it is away from the sun?
Law of Period
Law of Equal Areas
Law of Ellipse
Law of Harmonics
Which Kepler's Law of Planetary Motion explains that the time it took for a planet to orbit the sun squared is proportional to its distance from the sun cubed and is the same for all planets?
Law of Period
Law of Equal Areas
Law of Ellipse
Law of Gravity
According to the Ptolemaic Model, all of these are true EXCEPT...
The Earth is the center of the universe.
The stars are perfect.
Celestial objects are perfect.
Stars can die.
What is the instrument used by Brahe to study and observed the heavens?
Tychonian Quadrant
Telescope
Mirrors
His naked eye
What is the primitive concept of gravitational force?
anima motrix
nova stella
ether
the universe
