1. SMDEP Physics UCM, Rel. Motion, and Newton’s Laws

2. Ch.4, #9 what is the magnitude of the force? 1.12.2 X 10 5 N 2.10.1 X 10 5 N 3.9.3 X 10 5 N 4.3.1 X 10 5 N 5.Other 6.Didn’t finish

3. Ch.4, #23 what is the magnitude of the force? 1.1000 N 2.2000 N 3.3000 N 4.4000 N 5.Other 6.Didn’t finish

4. Ch.4, #24 what is your answer to parts (a) and (b)? (just magnitudes) 1.8.3 m/s and 2106 N 2.10.1 m/s and 2106 N 3.8.3 m/s and 1109 N 4.10.1 m/s and 1109 N 5.Other 6.Didn’t finish

5. Survey: Which team do you want to win the world cup? (of the teams remaining) 1.Brazil 2.Austrailia 3.Germany 4.England 5.Ghana 6.Other 7.Don’t care

6. A car travels along a flat, circular track. Its velocity vector always points: 1.Toward the center of the circular path. 2.In a direction tangential to the circular path. 3.Outward 4.None of the above.

7. A car travels along a flat, circular track. Its acceleration vector always points: 1.Toward the center of the circular path. 2.In a direction tangential to the circular path. 3.Outward 4.None of the above.

8. A car travels along a flat, circular track. As it increases its speed, its acceleration points: 1.Toward the center of the circular path. 2.In a direction tangential to the circular path. 3.Outward 4.None of the above.