lines that run eastand west but measure distdance north and south of the equator.
Lines measuring distance east or west of The Prime Meridian, measurment of distance east and west of the Prime Meridian
2 different days, one in winter and one in summer, where the days are the longest or shortest of the year.
either of two times of the year when the sun crosses the plane of the earth's equator and day and night are of equal length
one of the natural periods into which the year is divided by the equinoxes and solstices or atmospheric conditions
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions above 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.
Your microphone is muted
For help fixing this issue, see this FAQ.
NEW! Voice Recording
Click the mic to start.