Test your knowledge about lighthouses...

Name:  
Email:  
Describe how a Fresnel lens Works:  
What is your favorite lighthouse and why?  
Which of these fuel sources have been used in lighthouses? (Check all that apply)
Sperm whale oil
Hydrogen
Kerosene
Solar Power
Which of the following have contributed to makin lighthouses obsolete?
Radar
Global Positioning Systems
Navigational Buoys
All of the Above
Who invented the Fresnel lens?
Unique markings are painted on lighthouses to:
(select the most appropriate options-make mulitple selections with Command - click on the Macintosh and Ctrl-click on Windows)