Misc. Facts
Vocabulary
Scientists
Geocentric
Heliocentric
100
the measurement of the angle between the earth's axis and a line perpendicular to the plane of its orbit
What is 23 1/2 degrees
100
the path defined by an object's revolution
What is orbit?
100
He likely played the largest role in improving the geocentric theory
Who is Ptolemy?
100
according to the geocentric theory THIS is at the center of the solar system
What is the earth?
100
it is accepted as the center of the solar system
What is the sun?
200
this era brought about a rebirth of interest in culture, including science
What is the Renaissance?
200
the line defined by an object's rotation
What is axis?
200
the Christian astronomer who formulated the three laws of planetary motion
Who is Kepler?
200
the main crystal spheres proposed in the geocentric theory
What are deferents?
200
the word Kepler used to describe the shape of the planets' orbits
What is elliptical?
300
the sun and all of the other heavenly bodies that revolve around it
What is our solar system?
300
the tendency for bodies in motion to remain in motion in the same direction at a constant speed
What is inertia?
300
he formulated the law of universal gravitation
Who is Sir Isaac Newton?
300
accounts for the temporary "backward" movement of the planets
What is the epicycle?
300
he was the first person to use a telescope to study the heavens
Who is Galileo?
400
Kepler's major contribution to the heliocentric or Copernican theory
What are elliptical orbits?
400
a day on which the sun's overhead noon position appears to be directly over the equator
What is an equinox?
400
he played a major role in the development of the heliocentric theory
Who is Copernicus?
400
the name given to the improved geocentric theory
What is the Ptolemaic Theory?
400
deflections of the wind (Coriolis Effect) gives evidence that the earth is doing this
What is rotating?
500
a day on which the apparent movement of the sun reaches its northern-most or southern-most point
What is solstice?
500
a circular path around an object located at apoint other than the center of the circle
What is eccentric?
500
he was the first to see the rings of Saturn
Who is Galileo?
500
the two words that describe the major objections to the geocentric theory
What is complex and inaccurate?
500
further evidence that the earth is rotating is that is appears to be buldged at this area
What is the equator?
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