Science Lab - $20

NGC 3310 – spiral galaxy

Emission lines (3)

Absorption lines (5)

Directions:

Right-click on the circle below, choose ‘copy’, and paste it on your spectra as many times as needed. To move it, place your arrow/curser over it until a four-way arrow appears. Left-click and hold while the four-way arrow is visible and drag it to where you want it.

Copy (

Or, you may print out the spectra, draw circles by hand, and send a scanned copy.