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Marano- Other Celest

Marano- Other Celestial Objects

eclipse when one celestial object is shaded by another
lunar eclipse moon is shadowed by the Earth
lunar eclipse can only happen during a full moon
solar eclipse sun's light is shadowed by the moon, light blocked from Earth
solar eclipse can only happen during a new moon
annular eclipse thin ring of sun is seen because the Moon is not large enough- too far away
apogee when the moon is farthest away from us in its orbit and looks smaller
perigee when the moon is pretty close to us in orbit and looks larger
comets small body of ice, rock and cosmic dust loosely packed together
nucleus of comet solid center
ion tail gas from nucleus that always points away from the sun
dust tail follows comet
elliptical orbit more elongated than any planetary orbit
Name two sources of comets oort cloud and kuiper belt
oort cloud where comets are believed to be created
Kuiper belt region just past Neptune's orbit
elasteroids small rocky bodies in orbit around the sun- belt between Mars and Jupiter
meteroid small rocky body orbiting the sun
meteorite meteoride that enters the Earth's atmosphere and hits the ground
meteor brigth streak caused when a meteroid or comet dust burns up in the Earth's atmosphere before it reaches the ground
cosmology study of the origin and future of the universe
Big Bang Theory belief that gravity may slow down and cause the universe to clump back together again
Big Crunch Theory belief that gravity may slow down and cause the universe to clump back together again
Pulsating Theory the universe expands and then starts to slow down, shrinks, and then expands, over and over
Created by: seagullq