Works Cited

Lock, Patricia D. “What is SI?” Nov./Dec. 12-15. Sirs Discoverer Jan. 2014. Web. 15 Jan 2014.

“Pressure Sensors and Systems.” Tekscan, How Things Work. Web 16 Jan 2014. http://www.tekscan.com/industrial/pressure-sensors

"Rip current." Britannica School. Encyclopædia Britannica, Inc., 2014. Web. 14 Dec. 2013. .

“What are Sensors.” Sensors. Web. 12 Dec. 2013. http://what-is-a-sensor.com. “Submarine." Britannica School. Encyclopædia Britannica, Inc., 2014. Web. 15 Jan. 2014. .

"Velocity." Britannica School. Encyclopædia Britannica, Inc., 2014. Web. 15 Jan. 2014. .

“Sensor.” The World Book Dictionary. New York: Doubleday, Inc. 1983. Print.

Photo Credits

http://nsri.wpengine.netdna-cdn.com/wp-content/uploads/2013/09/Ripcurrent-colour-A41-620x449.jpg

www.gps.gov

www.google.com/images

www.clipart.com

Student generated art