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
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

Stars/HR

QuestionAnswer
where do stars come from a thin spread out area of gas and dust
what is the birthplace of all stars Nebula
what pulls in more atom, gas , and dust. protostar
when gravity and gas pressure are equal what forms. equilibrium
what is a star extreme hot ball of gas
what is the phases after the main sequence red sstar
how much gravity is on a withe dwarf star 350,000 times more
how big are high mass stars 10 times bigger
what is a red giant it is a giant star but red
what happens to the supernovas core it gets to heavy and collapse and the is a big explosion
what is a neutron star the left over core of the supernova
how does a black hole form when very massive stars collapse
what is a luminosity the about of light a star emits
what tells us how bright something in on earth apparent magnitude
how are stars classified by what they adsorb
how many stars are on the main sequence 90%
what are dying stars called red giants
what is the largest star in the universe super giant
how big is a white dwarf as big as a planet
what is a red dwarf a small star that is cool and on the main sequence
Created by: ColtonOtto
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