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The paths that planets follow around the sun are called
The shapes that the paths that planets follow around the sun are
The spinning motion of a planet on its axis
The length of time a planet takes to make one complete turn on its axis represents what on that planet?
The Greek scientist who first theorized that the sun and planets revolved around the earth
Planets of our solar system orbit the ____________
Telescopes that use lenses for focusing light
A spectroscope is designed to separate __________ into component colors
Italian scientist that first used a telescope to study astronomy
Distance light travels in a year is called ___________
One complete rotation of a planet is equal to one _________ on that planet
Elements in the stars can be identified with
The astronomical unit, the light year, is a measure of ___________
Invention of the telescope was important to the study of astronomy because....
How does the diameter of the lenses of a telescope affect our ability to see stars?
Why do we use special units to measure distances in space?
Contrast the methods of scientists in the days of Aristotle with those in the days of Newton
What are contributions of Galileo?
What are contributions of Copernicus?
What are contributions of Kepler?
What are the contributions of Newton?
What are the contributions Aristarchus?
3 motions in the sky that you can observe using only your senses
What are the major differences between the geocentric and heliocentric theories?
