2. Try If Vectors… 2 steps north 2 steps north 5 steps west 5 steps west 4 steps north 4 steps north 6 steps west 6 steps west 10 steps north 10 steps north

4. Scalar Quantities Speed (m/s)Speed (m/s) Mass (kg)Mass (kg) Time (s)Time (s) Volume (m 3, l)Volume (m 3, l) Quantities involving only MAGNITUDE (size or “how much”)

5. Vector Quantities VelocityVelocity ForceForce DistanceDistance Quantities involving both MAGNITUDE and DIRECTION 33 m/s

6. What is similar about these two Vectors? Direction What is different about these two Vectors? Magnitude

7. What is similar about these two Vectors? Direction What is different about these two Vectors? Magnitude

8. + + =

9. - - =

10. V Canoe How far will Indian travel if paddling at 1.5 km/h for 2 hrs?

11. Slow Moving Water V Canoe V River V Result How far will Indian travel if paddling at 1.5 km/h for 2 hrs in a stream with current of 0.5 km/h?

12. Northward A plane flies northward as shown due to a east blowing wind. Eastward

13. V Airplane +Westward Northward Where would the plane go if the wind was subtracted? - Eastward

14. A plane is flying due west at 450 km/h. If it encounters a 40 km/h south blowing wind, what is the resultant speed of the plane? A plane is flying due west at 450 km/h. If it encounters a 40 km/h south blowing wind, what is the resultant speed of the plane?

15. Just as two vectors can be added to find the resultant… a vector can be broken into x and y components. x y

17. A ball is launched with an initial velocity of 10 m/s at an angle of 30 degrees above horizontal. What is its velocity in the “x” dimension???

18. Sin θ = opposite hypotenuse Cos θ = adjacent hypotenuse Tan θ = opposite adjacent θ Soh – Cah – Toa

19. Sin 30 = ? Cos 60 = ? Tan 45 = ? What does this really mean?

20. Where will I land?