TERMS 1
EXPLANATION FOR THE BEGINNING OF THE UNIVERSE-
What is the BIG BANG THEORY?
RELATIVELY COOL STAR THAT HAS EXPANDED TO MORE THAN 700 TIMES AS LARGE AS OUR SUN-
What is SUPERGIANT?
GROUPS OF STARS WHOSE POSITIONS IN THE SKY SEEM TO CHANGE AS EARTH MOVES-
What is CONSTELLATIONS?
DISTANCE THAT LIGHT TRAVELS IN ONE YEAR-
What is LIGHT-YEAR?
LOWEST LAYER OF THE SUN'S ATMOSPHERE THAT GIVES OFF LIGHT-
What is PHOTOSHPERE?
CLASSIFICATION OF ABOUT 90% OF THE STARS-
What is the MAIN SEQUENCE?
ACTUAL AMOUNT OF LIGHT A STAR GIVES OFF-
What is an ABSOLUTE MAGNITUDE?
TWO OR MORE STARS REVOLVING AROUND ONE ANOTHER-
What is BINARY SYSTEM?
PRODUCED FROM AN EXPLOSION THAT OCCURS WHEN A STAR'S CORE COLLAPSES-
What is SUPERNOVA?
STAR IN WHICH ONLY NEUTRONS CAN EXIST IN ITS CORE-
What is NEUTRON STAR?
EARLIEST STAGE OF A STAR'S FORMATION-
What is NEBULA?
AMOUNT OF A STAR'S LIGHT OBSERVED ON EARTH-
What is the APPARENT MAGNITUDE?
LARGE, COOL EXPANDING STAR IN WHICH HELIUM FUSES TO FORM CARBON-
What is a GIANT?
OBJECT SO DENSE THAT NOTHING, INCLUDING LIGHT, CAN ESCAPE IT-
What is BLACK HOLE?
LAYER OF THE SUN'S ATMOSPHERE ABOVE THE PHOTOSPHERE-
What is CHROMOSPHERE?
OUTER LAYER AND LARGEST PART OF THE SUN'S ATMOSPHERE-
What is CORONA?
DARK, COOLER AREAS OF THE SUN'S SURFACE-
What is SUNSPOTS?
LARGE GROUP OF STARS, GAS, AND DUST HELD TOGETHER BY GRAVITY-
What is GALAXY?
APPARENT SHIFT IN POSITION OF AN OBJECT WHEN VIEWED FROM DIFFERENT PLACES, USED TO DETERMINE DISTANCES-
What is PARALLAX?
SMALL, HOT SAR CONSISTING OF HOT, DENSE CORE CONTRACTING UNDER THE FORCE OF GRAVITY-
What is WHITE DWARF?
THE CLOUDS OF MAGELLAN ARE TWO_______GALAXIES THAT ORBIT THE MILKY WAY-
What is IRREGULAR?
ALTHOUGH IT HAS A GREATER______THAN SIRIUS, RIGEL DOES NOT LOOK AS BRIGHT IN THE NIGHT SKY-
What is an ABSOLUTE MAGNITUDE?
THE SUN PRODUCES ENERGY BY FUSING HYDROGEN INTO_____IN ITS CORE-
What is HELIUM?
THE COOLEST STARS IN THE SKY ARE______IN COLOR-
What is RED?
A GALAXY THAT HAS A SHAPE SIMILAR TO A FOOTBALL IS A (N)_______GALAXY-
What is ELLIPTICAL?