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

4CV Moon&Telescope

TermDefinition
New Moon The first phase of the moon when the Moon cannot be seen.
Full Moon When ALL of the Moon's surface facing Earth can be seen because it reflects light.
revolution The movement of one object around another object.
orbit The path that one object takes around another object.
crescent When LESS THAN HALF the moon is lit.
gibbous When MORE THAN HALF the moon is lit.
lunar cycle The repeating pattern of phases of the moon. It takes 29.5 days to complete.
phases The different shapes of the moon seen
reflecting telescope A telescope that uses a curved mirror to collect and focus light
refracting telescope A telescope that uses a set of lenses to gather and focus ligh
telescope An optical instrument that forms enlarged images of distant objects.
astronomy The study of the planets, stars, moons and other objects in outer space
waning When LESS of the Moon's lighted side is seen.
waxing When MORE of the Moon's lighted side is seen.
Created by: staufferh
Popular 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