simple machines create a mechanical
advantage?
Announcements: Test on energy, work
power, machines, mechanical advantage
& Efficiency next week (Thurs./Fri.)
Finish Concept Clarification link
Homework: Look up mousetrap powered
cars on the internet and collect materials
Call for general supplies...
Tape, glue, cable ties, screws, washers,
bolts,eye-hooks, paints, brushes, CDs,
Records, other wheel materials, etc.
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