Projectile+Motion

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Engineering Activity

Build a ballistic device that consistently hits a 1' X 1' target positioned 1 to 20 feet away. Devices are assessed on quality of construction, accuracy and precision.

Phase I
Create a work product that demonstrates the use of handsaws.

[|HandSaw.docx]

Use the Nine Laws of Sawing.

[|NineRulesSawing.docx]



Background physics and games**. **
 * Phase II **

Parametric Equations Using a TI Calculator from NASA
 * [|Baseball Examples] **

Parametric Equations and Notes on Motion
 * [|Parametric Equations...go to bottom of page for projectile motion formulas] **

Applet for Projectile Motion. Do calculations first and then set up cannon to hit target. [|Hit the Professors!]

Ballistic Device Specifcations and Construction

Images [|Dog Example on Variance and Standard Deviations]

Test Results

 * ~ Angle ||~ Average Distance ||~ Std Deviations ||
 * < 0 ||~  ||~   ||
 * 10 ||<  ||   ||
 * < 20 ||<  ||   ||
 * < 30 ||<  ||   ||
 * < 40 ||<  ||   ||
 * < 45 ||<  ||   ||
 * < 50 ||<  ||   ||
 * < 60 ||<  ||   ||
 * < 70 ||<  ||   ||
 * 80 ||  ||   ||
 * 90 ||  ||   ||