Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

34 Cards in this Set

  • Front
  • Back
meaning of varibales in e=mc2?
c=speed of light
type of reaction occuring in stars?
nuclear reactions
type of reation on earth?
chemical reactions
reaction on the sun?
thermonuclear fusion
how reations chang through a star's lifetime?
star burning heavier elements
compare the sun's mass to most other stars
compare the sun's surface temperature to most other stars
5800 (low)
emission spectra
spectra of colored hands given off by hot gases
compare the sun's mass to most other stars
meaning of e=mc2
a small amount of mass=large4 amount of enery
type of light most stars emit
as luminosity increases,stars emit_frequencies of light
uv,x-ray,gammaray (higher)
as mass increases, luminosity....
as mass increases, time spent in main sequence...
unit for temperature in stars
star stages that tend to be coolest on the H-R diagram
Red Dwarf, Giants, super giants
describe a star
larger than a planet
nuclear reations
another word for star
why spectra are called element fingerprints
each has a unique spectral emission
compare an emission spectra of a compound and an element
a compound will have spectral that blends the element
describe a planet
orbits a star
smaller than most stars
not luminous
chemical reactions
hottest color of stars
coolest color of stars
stars stages that tend to be hottest on the H-R diagram
blue gant,some main sequence white dwarf
as mass increases,stars emit____ frequences of light
(higher) uv, gamma and x-ray
star stages with the highest luminosity on the H-R diagram
blue giant, supergiant
star stages with the lowest luminosity on the H-R diagram
white dwarfs and red dwarf
tormation of new elements from a nuclear reaction
longest stage
main sequence
stage including most "average" stars
msin seqence
three things determind by emmission spectra
elements found there movemen, age
coolest spectral class
spectral class M
Hottest spectral class
spectral class 0
information that is showing on an H-R diagram
amount of luminosity and surface temperature