Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

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.
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.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
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

Ag mechanics unit 13

surveying terms

a rod reading taken on a point of known elevation Back Sight (BS)
a permanent point of known or assumed elevation from which a survey started Benchmark (BM)
a unit of measurement which equals 66 feet Chain
a line connecting points on the land surface which have the same elevation Contour line
the process of determining the releative elevations of various points; determining elevation differences between points Differential leveling
a rod reading taking place on a point of unknown elevation Foresight
a satellite-based navigation system Global Positioning System (GPS)
the elevation of the level line of sight of the crosshairs in the instrument with respect to the benchmark Height of instrument
a temporary point for a transit while doing differential leveling Turning point
Created by: rhorn