 | Term | Definition |
| |
sideral day |
the time for the earth to make a 360 spin |
| |
Jupiter's moon callisto |
Galileo Galilei |
| |
spiral galaxies |
Edwin Hubble |
| |
elliptical orbit of planets |
Johannes Kepler |
| |
between 23 1/2M & 23 1/2S latitude |
part of the earth that experiences the Sun directly overhead at noon |
| |
Sea of Tranqulity |
a volcanic lava plain |
| |
planet with the red spot |
jupiter |
| |
has rings to be studied by Casinni probe |
Saturn |
| |
planet with an atmosphere |
Mercury |
| |
has the tallest volcano of all planets |
Mars |
| |
have dense and rocky crusts |
Inner Planets |
| |
the Roche Limit |
relationship explains the location of planetary rings and moons. |
| |
foucault's pendulum indicates what? |
rotation on earth |
| |
AU is used in... |
solar system |
| |
V |
White Dwarfs |
| |
Z |
Sun-like Star |
| |
X |
Red Giant |
| |
W |
Blue-White Giant |
| |
Milky way |
our home galaxy |
| |
Horse Head |
dark nebula |
| |
Stellar parallax |
used to measure distance to stars |
| |
Planetary nebula explanation |
it is the outer shell of a star that experienced a nova expansion |
| |
Sun Spots |
Solar prominences |
| |
stars are born |
in collapsing nebulae |
| |
size of star is determined |
using absolute magnitude |
| |
Edwin hubble |
recongnized sprial nebulae as galaxies |
| |
Doppler shift lines indicate |
galaxies are moving away from a central point |
| |
Hubble Constant |
measurement used to calculate age of universe |
| |
Nova |
a star that suddenly brightens and then fades back its previous magnitude |
| |
Cepheid Variable Stars |
used to determine the distance of nearby galaxies |
| |
solar wind |
causes tails of comets to point away from Sun |
| |
Nuclear Fusion |
presence of Solar Hydrogen and Helium indicates |
| |
Earth's Magnetic field |
protects life from the ravages of solar wind |
| |
Pulsar |
left after super nova explosion. |
| |
most massive planet |
Jupiter |
| |
has abundant liquid water |
Earth |
| |
polar ice caps of CO2 |
Mars |
| |
no moon |
mercury |
| |
caused by solar wind |
aurora borealis |
| |
cause of meteor showers |
remnants of old comets |
| |
Bode's Law |
planet may exist between Mars & jupiter. |
| |
Bode's Law found |
ceres |
| |
planet lying on its back |
uranus |
| |
has a moon larger than mercury |
jupiter |
| |
slowest spinning planet |
Venus |
| |
has single moon |
Earth |
| |
solar eclipse occurs |
occasionaly at noon time during new moon phase |
| |
primary fuel for nucler fusion |
hydrogen |
| |
ecliptic |
plane of our solar system |
| |
heliocentric model |
nicolaus copernicaus |
| |
law of planetary motion |
johannes kepler |
| |
classified galaxies |
edwin hubble |
| |
spring tide |
causes flooding |
| |
Pluto's moon, charon |
farthest moon from Sun |
| |
Kepler's Law |
as planets approach the Sun they increase in velocity. |
| |
discovered by a telescope |
Uranus |
| |
first to see jupiter's moons |
galileo |
| |
studied earth motions with a pendulum |
foucault |
| |
calculated earth's circumference |
Eratosthenes |
| |
rotates clockwise |
venus |
| |
its moon has nitrogen atmosphere |
saturn |
| |
has thick carbon dioxide atmosphere |
Venus |
| |
has star embedded in them |
a bright emission nebula |
| |
objects that fail to become a star |
brown dwarfs |
| |
outer planets |
lower density |
| |
longest canyon |
mars |
| |
tail of comet |
only visible when near sun |
| |
saturn's moon titan |
has nitrogen rich atmoshpere |
| |
H-R diagrams |
absolute magnitude and temperature |
| |
failed star |
brown dwarf |
| |
red giant star |
core collapses, causing rapid heating which expands the outer layers. |
