Save
Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Earth Science

Vocab Terms

TermDefinition
Astronomy study of the physical universe, space and celestial objects
Big Bang Theory universe may been created in explosion 12 billion years ago
Doppler Shift change in frequency
Red Shift object moves away from observer at high speed, light object appears redder
Blue Shift Doppler Shift of object coming towards us. (shorter wave lengths of visible lights are bluer)
Frequency how many waves peak pass a certain point per given time
Wavelength distance between two corresponding parts of a wave
Absolute Brightness How bright the star really is
Apparent Brightness How bright star appears
CMB thermal radiation to be "left over" from Big Bang
Universe All of space and everything in it
Galaxy Collection of stars, sudt, and gas bound together by gravity
Solar System Sun, Planets and other objects that revolve around the sun
Star luminous point in night sky that is large
Planet large body in space orbits a star and doesn't produce own light
Electromagnetic Spectrum All frequencies or wavelengths of electromagnetic radiation
Astronomical Unit Unit length used for distances within the solar system
Solar Nebula Cloud of gas and dust that formed our solar system
Gas Giant planet has deep, massive atomosphere. like Jupiter, Saturn, Uranus, Neptune
Nuclear Fusion Process which 2 or more small nuclei fuse to makebigger nucleus
Zone region of Sun where gases circulate in convection currents, bringing the Sun's energy to the surface
Photosphere inner layer or Sun's atomosphere
Chromoshpere Middle layer of Sun's Atomsphere
Corona outer layer of Sun's atomsphere
Sunspot Cooler darker spot appering periodically on Sun's photosphere
Promincence Loop of gas that protrudes from the sun's surface linking parts of sunspot regions
Solar Flare Suden eruption of intense high energy radiation from the Sun's surface
Coronal Mass Ejection Large explosion of matter and energy from the sun
Light Year distance light travels in one year
Parallax apparent shift in position of an object when viewed from different locations
Nebular sun and planets from rotating disk of dust and gases
Red Giant large reddish star late in it's life cycle
White Dwarf small, hot dim star of closely packed nuetrons from collapsing star
Pulsar
Blackhole object so dense light cannot escape it's density
Constellations group of stars that from a shape or pattern
Cosmology Study of universe
Created by: corinna_28
Popular Earth Science sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards