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
edit
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

Universe

Physics

QuestionAnswer
The remains of a star or other large object that collapsed under its own gravity to form a superdense object with gravity so strong that light can't escape its pull. Black Hole
A galaxy with a large oval shape, a bright center, no apparent internal structure or spiral arms, and very little dust or gas. Elliptical-Shaped Galaxy
A large grouping of stars in space. Galaxy
A plot of the surface temperature (color) of stars V.S. their luminosity (brightness). Hertzsprung-Russell Diagram
A galaxy with very little symmetry that doesn't fit into any category. Irregular- Shaped Galaxy
The intensity, or brightness, of light from a celestial body, which can be used to identify the body's characteristics. Luminosity
Category of stable stars in the middle developmental phases that plot along a continuous diagonal belt on the HR diagram. Main Sequence
Large cloud of gas and dust in interstellar space; the location of star formation. Nebula
A galaxy with a bulge in the center and very distinct long arms winding around the center. Spiral Galaxy
A celestial body consisting of a mass held together by its own gravity. Star
The death of a large star by explosion. Super Nova
All of space and the matter space contains. Universe
A theory that says the universe began as a small point that expanded rapidly about 13.7 billion years ago. Big Bang Theory
The place or form from which something comes or is derived. Origin
Unifying scientific explanation for a broad range of hypotheses and observations that have been supported by scientific experiments. Scientific Theories
The distance travel by light. A Light-Year
Is an arrangement of forms of energy that travel through space in waves. Electromagnetic Spectrum
They are large objects in space that generate their own energy. Stars
Created by: myakmil
Popular Physics 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