lisa buck west blocton high school west blocton, alabama 33 o 06 48 n 87 o 07 44 w © lisa buck 2007...
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Lisa BuckWest Blocton High School West Blocton, Alabama
33o 06’ 48’’ N
87o 07’ 44’’ W
© Lisa Buck 2007
Beginners' Guide to Possibilities of GPS Use in the Classroom
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What is a GPS What is a GPS How Do You Use It How Do You Use It
And AndWhat Do You What Do You Do With It?Do With It?
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A GPS is a …A GPS is a …
Electronic instrument to determine a location based on information it receives from satellites
Stands for “Global Positioning System”
Is the electronic replacement for compasses in determining location
Is the electronic replacement for astronomy in determining location
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Various Types of GPSsVarious Types of GPSs
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The Recreational GPSThe Recreational GPS When powered on will take several minutes
to “lock onto” satellites. These satellites are 11,000 miles in orbit
Used to find Longitude and Latitude
To map dataTo make mapsTo find the carTo find a prize
But for a variety of reasons
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Vocabulary (Word Splash)Vocabulary (Word Splash)
Waypoint Tracks Route Trip Computer
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Longitude and LatitudeLongitude and Latitude
http://www.hammondmap.com/sites/hammond/geography/latlong1.html
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What To Do In Math???What To Do In Math??? Find distances with or without Excel Find areas Do conversions to switch back and forth between the 3 formats
http://www.math.uncc.edu/~droyster/talks/NCTM_2003/NCTM_Handout.pdf
http://www.math.uncc.edu/~droyster/http://www.ppi-far.org/ppiweb/ppibase.nsf/$webindex/article=2188CA5885256965005ECE28994F9E43
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What To Do History???What To Do History???
Discuss Columbus’ use of the Tradewinds Research instruments used for locating positions before GPS Trace the route of the Pony Express Trace Lewis and Clark’s exploration
http://www.lewis-clark.org/http://www.americanwest.com/trails/pages/ponyexp1.htm
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Trade WindsTrade Winds
http://www.ucalgary.ca/applied_history/tutor/eurvoya/index.swf
5400 miles, in 36 days, in 1492
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What To Do GeographyWhat To Do Geography
Graph countries on an X,Y coordinate Calculate distances between countries, cities, etc. Map cell phone coverage in a small town.
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0, 00, 0
http://support.esri.com/index.cfm?fa=knowledgebase.techarticles.articleShow&d=27589&print=true
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Figuring the Lines of Figuring the Lines of LongitudeLongitude
http://worldatlas.com/aatlas/imageg.htm
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Longitude & Latitude Longitude & Latitude of the U.S.of the U.S.
http://rockyweb.cr.usgs.gov/outreach/gps/UTM_Zones_USA48.jpg
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What To Do LocallyWhat To Do Locally
Map town amenities Create town tours Do puzzle Geocaches to bring about
awareness of surroundings
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Town of West Blocton MapTown of West Blocton Map
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The Cahaba River
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Bike Tour/Geocach of Bike Tour/Geocach of “The Fences of West Blocton”“The Fences of West Blocton”
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Now That You’re Now That You’re Worldly, You Need Worldly, You Need
To Run The NumbersTo Run The Numbers
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Reading A GPSReading A GPS3 Formats3 Formats
hemisphere degrees, minutes, seconds hemisphere degrees, minutes hemisphere degrees
hemisphere degrees, minutes, secondshemisphere degrees, minutes, seconds 3333o 07’ 03”N 87 07’ 03”N 87o 07’ 02” W 07’ 02” Whemisphere degrees, minuteshemisphere degrees, minutes 3333o 07’ 043”N 87 07’ 043”N 87o 07’ 02”W 07’ 02”Whemisphere degreeshemisphere degrees33 11.73533 11.735oN 87 11.718N 87 11.718oWW
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ConversionsConversions
1035.75 miles between latitude lines
69.05 miles between 1 degree of latitude
1.15 miles between minutes
.019 miles between seconds; which equals100 feet and 3.5 inches.
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However it’s a However it’s a Sliding ScaleSliding Scale
At 38 degrees North latitude one degree of latitude equals
approximately 364,000 ft (69 miles), one minute equals 6068 ft (1.15 miles), one-second equals 101 ft.
one-degree of longitude equals 288,200 ft (54.6 miles), one minute equals 4800 ft (0.91 mile), and one second equals 80 ft.
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I Need You To Cosign I Need You To Cosign CosineCosine
Open the calculator in Windows (Start Programs Accessories Calculator)
Click on View & Scientific Choose Decimal and Degrees Type in known latitude in the following
formatdegrees. degrees (33.11735 as 11735 as
opposed opposed to 33 11.735) to 33 11.735) Click the Cosine Key (cos) Multiply answer by 69 The answer is the miles between
longitudes at that latitude
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Let’s Get…Let’s Get…
http://www.healingway.org.uk/reflexology-hands.html
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Navigation Button
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Mark
Waypoint
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Your AssignmentYour Assignment
Get in groups of 2 Find a Geocache Mark a waypoint Trade units with another team to
find that waypoint Give me back my GPSs
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Lisa BuckLisa BuckWest Blocton High SchoolWest Blocton High School
4734 Truman Aldrich Parkway4734 Truman Aldrich ParkwayWest Blocton, AL 35184West Blocton, AL 35184
(205) 938-9002(205) [email protected]@bibbed.org