Terms for Exam I
4th Ed.: Preview, Chapter 1, Essay One (pg. 63), Essay Two (pg. 179)
5th Ed.: Preview, Chapter 1, Essay One (pg. 63), Essay Two (pg. 177)
astronomical unit (AU) light-year scientific method
altitude azimuth asterism
greatest elongation inferior conjunction superior conjunction
conjunction opposition transit
angular size celestial equator celestial poles
celestial sphere constellations ecliptic
ellipse epicycle equinoxes
focus geocentric theories heliocentric theories
horizon Kepler’s three laws lunar eclipse
parallax phases retrograde motion
rotation axis semimajor axis solar eclipse
solstices zodiac daylight saving time
Gregorian calendar mean solar day sidereal day
solar day sundial* gnomon*
apparent solar day* time zone universal time
Chapter 2
acceleration escape velocity inertia
law of gravity mass Newton ’s laws of motion
Chapter 3
absorption atmospheric window blackbody
continuous spectrum dark-line/absorption-line spectrum Doppler shift
electromagnetic radiation electromagnetic spectrum electromagnetic wave
elements emission emission-line spectrum
excited frequency infrared
light photons spectroscopy
ultraviolet visible spectrum wavelength
white light Wein’s law Stephan-Boltzmann law*
Chapter 4
adaptive optics CCD interferometer
light-gathering power magnifying power* reflectors
refractors resolving power scintillation
light pollution* German equatorial mount* Dobsonian mount*
Schmidt-Cassegrain optics*