Mechanics Kinematics –How things move Dynamics – Why things move.

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Presentation transcript:

Mechanics Kinematics –How things move Dynamics – Why things move

Scalar vs Vector Scalars Vectors

Example Vector Problem Ms Werner travels from portage and main to memorial park. She drives 1000 m west on portage and then 600 m south on memorial. What distance did she travel? What is her displacement?

Method 1: Scale Diagram

Method 2: Trig

Pac Man Problem (2 methods: Scale Diagram vs Pythagoras) What is the shortest distance from Pac Man to the top right pellet? What is the displacement from Pac Man to the top right pellet?

Lab: Vector Journey Group 1: Gym to Office. Rm 209 to Computer Lab. Group 2: Vending machine to Resource Room. Cafeteria to Gym. Group 3: Library to Cafeteria. Computer lab to Ms Brophy’s office. Group 4: Vending Machine to Cafeteria. Gym to ITC display case. Group 5: Pay phone to vending machine. Cafeteria to vending machine. Group 6: Girl’s bathroom to PDHS room. Front of Office to GW gym door.