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WorksheetsFoundations of Astronomy
Total questions: 15
Worksheet time: 8mins
Which model places the Sun at the center of the universe?
Geocentric
Elliptical
Heliocentric
Cosmic
Which astronomer used detailed observations to argue that the Sun, not Earth, was the center of the universe?
Aristotle
Copernicus
Ptolemy
Newton
Who improved the telescope and provided strong evidence for the heliocentric model?
Galileo
Kepler
Brahe
Einstein
What did Kepler discover about the paths of planets?
They form perfect circles.
They move in straight lines.
They follow elliptical orbits.
They move randomly.
Which astronomer discovered that Earth is shaped like a sphere?
Einstein
Newton
Aristotle
Copernicus
Which tool did Galileo use to observe the sky in more detail?
Microscope
Telescope
Compass
Atroslabe
Which of the following did Galileo NOT observe?
craters on the moon
moons of Jupiter
solar flares
dark spots on the Sun
Who created three laws explaining how planets move in space?
Newton
Einstein
Kepler
Ptolemy
Isaac Newton's greatest contribution to astronomy was:
Laws of planetary motion
Theory of relativity
Law of universal gravitation
Discovery of Pluto
Einstein’s general theory of relativity explains gravity as:
A pulling force between masses
A curvature of space-time
An invisible wave
A nuclear reaction
Which of the following statements about Tycho Brahe is TRUE?
He invented to telescope
He provided data that Kepler used
He supported Einstein's theory
He launched the first satellite
Which astronomer’s model included epicycles to explain retrograde motion?
Copernicus
Kepler
Ptolemy
Newton
What was the major contribution of Alabama to space exploration?
First radio telescope
Development of the Saturn V rocket
Mapping the Milky Way
Discovery of exoplanets
How did Einstein’s theory improve upon Newton’s laws of gravity?
It added frictional forces
It explained orbits as magnetic fields
It described gravity through space-time curvature
It proved the sun was not a star
Which astronomer’s work directly helped predict satellite motion and space travel paths?
Ptolemy
Kepler
Aristotle
Galileo
