Ptolemy’s model was ____________ with the earth fixed in the center of the universe.
Blog
Copernicus believed the Sun was the center of all celestial…
Copernicus believed the Sun was the center of all celestial motion.
The greatest angular distance above or below the ecliptic th…
The greatest angular distance above or below the ecliptic the Moon can move is
A blue star has a higher surface temperature than a red star…
A blue star has a higher surface temperature than a red star.
In Ptolemy’s geocentric model, the normal eastward motion of…
In Ptolemy’s geocentric model, the normal eastward motion of the planets was along what circle?
Chromatic aberration affects reflector telescopes.
Chromatic aberration affects reflector telescopes.
Copernicus’ Heliocentric theory explains that
Copernicus’ Heliocentric theory explains that
A circular orbit would have an eccentricity of:
A circular orbit would have an eccentricity of:
Which of these was NOT seen telscopically by Galileo?
Which of these was NOT seen telscopically by Galileo?
The time for the Moon to orbit the Earth, relative to the di…
The time for the Moon to orbit the Earth, relative to the distant stars is the _________.