Show:
characteristics of stars/the sun
kinds of stars
constellations/ stargazing
star groups
other space objects
100
what ia the brightness of a star
What is magnitude
100
what is a variable star
stars that regularly or repeatedly change in magnitude
100
a group of stars in a pattern
What is constellation
100
the smallest star group
What is a binary system
100
irregularly shaped pieces of rock
What is an asteroid
200
what is absolute magnitude
how bright a star really is
200
what is a nova
means ''new'' in latin
200
deals with the scientific study of the stars and heavanly objects
What is astronomy
200
small star groups that have three or four stars
What is multiple star groups
200
rocky object in space that is smaller than an asteroid
What is a meteoroid
300
what is hydrogen
70% of the sun
300
what is a nebuula
cloud of interstellar gases and debris
300
bends or refracts light to make objects seem larger
What is a refracting telascope
300
a huge star system that contains millions, or even billions, of stars and covers many light-years
What is a galaxy
300
when the friction caused b meteoroids rapid movement through earths atmosphere causing to light up
What is a meteor
400
what is aparent magnitude
how bright a star appears to us
400
go through periods of swelling and brightening, ten shrinking and dimming
What is pulsating variable stars
400
produces a clearer magnified image that the refracting telescope because light is reflected rather than bent
What is a reflecting telescope
400
our closest neighbor
What is a local group
400
those that have hit the earths surface
What is a meteorite
500
what is the sun
the closest star to earth
500
eclipsing variable stars
orbit each other
500
breaks down the light given off by a star into all its colors
What is a spectroscope
500
the galaxy that we live in
What is the milky way
500
a frozen chunk of ice, gasses, water, and dust that orbits around the sun over and over again
What is a comet