Forces Glider Engineering Challenge. Newton’ s 1 st Newton’s 2 nd Fnet = ma Weight F g = m g...
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Transcript of Forces Glider Engineering Challenge. Newton’ s 1 st Newton’s 2 nd Fnet = ma Weight F g = m g...
![Page 1: Forces Glider Engineering Challenge. Newton’ s 1 st Newton’s 2 nd Fnet = ma Weight F g = m g Spring F s = -kx Newton’ s 3 rd FBDs Culm. Activity.](https://reader036.fdocuments.us/reader036/viewer/2022081519/56649dd15503460f94ac7577/html5/thumbnails/1.jpg)
ForcesGlider Engineering Challenge
Starting from the end and backwards planning…
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Start with the PE
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Forcesactivities
Conceptual development
* *
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Mystery Stations Qualitative Students rotate around stations
Observe Explain Guess at what they all have in common
Newton’s 1st Law–Inertia
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Carts & Masses Quantitative investigation Design and execute an experiment to
determine how the motion depends on applied force
Represent findings through a graph Newton’s 2nd Law Fnet = ma
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Force Meters Introduce force due to gravity Create home-made force meter Fgrav = mg Fspring = -kx
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Tug-of-War Quantitative Use force meters
to investigate action-reaction
Newton’s 3rd Law Fa,b = –Fb,a
a.
b.
c.
d.
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Force Stations Qualitative Quantitative Students rotate around stations
“Draw the forces” Free-Body Diagrams
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The Glider Engineering Challenge
Design and build a working glider Conduct an experiment to optimize the
design Design Report I
Analysis & FBDs Launch Competition Design Report II
Analysis of Launch & Reflection
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The Glider Engineering Challenge
Build a working glider Must slide freely in track Must have notch at nose for string
attachment Conduct an experiment to optimize one
aspect of the design Launch Competition
m = 5.70 kg