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Stars
Stars continued
Life cycle of stars
Sec 3-4
Extra vocab
100
A band of color when white light passes through a prism
What is spectrum
100
An apparent shift in position of an object when viewed from different locations
What is parallax
100
Large reddish star late in its life cycle
What is red giant
100
A collections of stars and gas collected by gravity
What is galaxy
100
The theory that states the universe began with a big explosion 13.7 billion years ago
What is Big Bang theory
200
What are the hottest to coolest temperatures in order
What is blue, blue white, blue white, yellow white, yellow, orange, red
200
A part of the spectrum that has been absorbed by colors of light
What is absorption spectrum
200
A small hot dim star that is left over center of a star
What is white dwarf
200
This galaxy contains mostly old stars and has very little dust
What is elliptical galaxy
200
A large cloud of dust and gas in interstellar space
What is nebula
300
The brightness of a star as seen from earth
What is apparent magnitude
300
A spectrum that shows all colors
What is continuous spectrum
300
A graph that shows relationship between a stars surface temp and absolute magnitude
What is HR diagram
300
A group of stars that are close together related to surrounding stars
What is open cluster
300
Very luminous star like objects that generate energy at a high rate
What is quasar
400
The brightness that a star would have at a distance from 32.6 light years from earth
What is absolute magnitude
400
Lines that are made when certain wavelengths of light are given off by hot gases
What is emission lines
400
The location on the HR diagram where most stars lie
What is main sequence
400
A tight group of stars that looks like a ball and contains up to 1 million stars
What is globular cluster
400
What galaxy has a bulge at the center and spiral arms
What is spiral galaxy
500
The distance that light travels in one year
What is light year
500
What did early astronomers called the brightest stars in the sky
What is first magnitude stars
500
A gigantic explosion in which a massive star collapses and throws it outer layers into space
What is super nova
500
The study of origin, properties, processes, and evolution of the universe
What is cosmology
500
Galaxies that do not fit into any other class
What is irregular galaxies