Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account


0° Latitude (zero degrees): the imaginary line running around the earth halfway between the poles.

Prime Meridian

0° Longitude
Greenwich (London) England
Royal Naval Observatory


an imaginary line around the Earth parallel to the equator


an imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator

Parallels of Latitude

imaginary horizontal lines, running east to west, that measure the distance north and south of the Equator

Meridians of Longitude

imaginary vertical lines, running north to south, that measure the distance east and west of the Prime Meridian

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

Voice Recording