Friday, February 20 – Point Mass Static Equilibrium Review and Knife Safety

Current unit: Dynamics (Forces) in 2D

• Attendance
  • Quiz on FBD’s and point mass static equilibrium delayed until Monday
• Lab – Neutral Buoyancy – not marked yet
• Deadfall Trap Project
  • Knife Safety
• Return Lab – Point Mass Static Equilibrium – marks are on shared document
• Worksheet – Static Equilibrium of Point Masses Review
  • Worksheet Solutions – Static Equilibrium of Point Masses Review
  • The answer for Q5a has the wrong direction – it should be [77.50° elevation from left]
• How to study for a test (and a physics test in particular)
• More review
  • Will post online static equilibrium quizzes to practice
  • Math is Fun – Vector Addition Calculator: practice adding together 2 to 4 vectors
•  Wrap-up
  • Period 3: put up chairs