Save
Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read 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

Space Exploration

TermDefinition
Terrestrial first four planets: Mercury, Venus, Earth, Mars
Jovian last four planets, gas giants: Jupiter, Saturn, Uranus, Neptune
Comets icy, rocky bodies with a vapor trail, follow elliptical path
Asteroids rocky bodies often found between Mars and Jupiter, follow elliptical path
meteoroid iron or rocky bodies with no determined path
meteor meteoroid that enters Earth's atmosphere, gives off light and often burns up
meteorite meteor that survives and crashes to Earth
3 main mass parts of spacecraft 3% machinery, 6% payload, 91% fuel
GPS global positioning system
Reflecting telescope uses two mirrors to gather and magnify light
Refracting telescope uses two lenses to gather and magnify light
Electromagnetic spectrum all of the energy released by burning stars
Radio telescopes very large, uses computers to gather and decipher info from space, uses interferometry
The Very Large Array series of radio telescopes in Mercedes symbol New Mexico. Arms are 61km in length
space probes unmanned spacecraft sent with the intention of never coming back to earth
triangulation looking at an object in the distance from 2 locations far apart (baseline). Angle of where the object is can calculate the distance from Earth.
Parallax measurement of the apparent shift of location of an object from 2 different perspectives
Spectroscope determines composition of stars
Doppler effect apparent change in frequency in sound and light waves as observer and wave source move towards/away from each other
Dark bands in spectrum different stars' elements have dark bands in distinct sequences and thickness in their spectra (elements absorb light differently)
Blue shift dark bands shift to blue end of spectrum when a star is approaching earth, wavelengths are compressed
Red shift dark bands shift to red end of spectrum when a star is moving away from earth, wavelengths are spread out
Created by: brie_cheese
 

 



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