Oct. 18, 2012

# Oct. 18, 2012

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## Oct. 18, 2012

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1. Oct. 18, 2012 AGENDA: 1 – Bell Ringer 2 – Acceleration Lab 3 – Acceleration Lab Analysis Today’s Goal: Students will be able to understand calculate acceleration from position and time data Homework • Acceleration Lab Analysis (p. 18-20) • Quiz Tomorrow

2. CHAMPS for Bell Ringer C – Conversation – No Talking H – Help – RAISE HAND for questions A – Activity – Solve Bell Ringer on binder paper. Homework out on desk M – Materials and Movement – Pen/Pencil, Notebook or Paper P – Participation – Be in assigned seats, work silently S – Success – Get a stamp! I will collect!

3. Thursday , Oct. 18th(p. 22) Objective: Students will be able to understand calculate acceleration from position and time data Bell Ringer: 1. How do you calculate velocity from position time data? 2. How do you calculate acceleration from knowing an initial and final velocity and a time

4. 4 MINUTES REMAINING…

5. Thursday , Oct. 18th(p. 22) Objective: Students will be able to understand calculate acceleration from position and time data Bell Ringer: 1. How do you calculate velocity from position time data? 2. How do you calculate acceleration from knowing an initial and final velocity and a time

6. 3 MINUTES REMAINING…

7. Thursday , Oct. 18th(p. 22) Objective: Students will be able to understand calculate acceleration from position and time data Bell Ringer: 1. How do you calculate velocity from position time data? 2. How do you calculate acceleration from knowing an initial and final velocity and a time

8. 2 MINUTES REMAINING…

9. Thursday , Oct. 18th(p. 22) Objective: Students will be able to understand calculate acceleration from position and time data Bell Ringer: 1. How do you calculate velocity from position time data? 2. How do you calculate acceleration from knowing an initial and final velocity and a time

10. 1minute Remaining…

11. Thursday , Oct. 18th(p. 22) Objective: Students will be able to understand calculate acceleration from position and time data Bell Ringer: 1. How do you calculate velocity from position time data? 2. How do you calculate acceleration from knowing an initial and final velocity and a time

12. 30 Seconds Remaining…

13. Thursday , Oct. 18th(p. 22) Objective: Students will be able to understand calculate acceleration from position and time data Bell Ringer: 1. How do you calculate velocity from position time data? 2. How do you calculate acceleration from knowing an initial and final velocity and a time

14. BELL-RINGER TIME IS UP!

15. Thursday , Oct. 18th(p. 22) Objective: Students will be able to understand calculate acceleration from position and time data Bell Ringer: 1. How do you calculate velocity from position time data? 2. How do you calculate acceleration from knowing an initial and final velocity and a time

16. Shout Outs Period 5 – Nana Jenkins Period 7 – Jasmine Thomas, Montanez Arnold

17. Oct. 18, 2012 AGENDA: 1 – Bell Ringer 2 – Acceleration Lab 3 – Acceleration Lab Analysis Today’s Goal: Students will be able to understand calculate acceleration from position and time data Homework • Acceleration Lab Analysis • (p. 18-20) • Quiz Tomorrow

18. Week 6 Weekly Agenda Monday – Acceleration Tuesday – Acceleration Wednesday – Acceleration & Results Section of Labs Thursday – Acceleration Lab Friday – Quiz # 3

19. CHAMPS for Labs C – Conversation – Talk to your group no louder than a whisper H – Help – RAISE HAND for questions A – Activity – Take Position Time Data M – Materials and Movement – Pen/Pencil, Packet Pages 18-21 P – Participation – Complete Page 18-21 S – Success – Understand how to calculate acceleration

20. Lab Analysis (p. 18)

21. Lab Analysis (p. 18)

22. Lab Analysis (p. 18) • Record your time data below • a. 0m to 1m ____________ • b. 0m to 2m ____________ • c. 0m to 3m ____________ • d. 0m to 4m ____________ • e. 0m to 5m ____________

23. Lab Analysis (p. 18) • 4. Record your time data below • a. 0m to 1m 1s • b. 0m to 2m 1.25 s • c. 0m to 3m 2.03 s • d. 0m to 4m 2.28 s • e. 0m to 5m 2.35 s

24. Lab Analysis (p. 18-19) • Analysis: • 5. Calculate the instantaneous speed at the following distances • f. 1m ____________ (1/a) • g. 2m ____________ (2/b) • h. 3m ____________ (3/c) • i. 4m ____________ (4/d) • j. 5m ____________ (5/e)

25. Lab Analysis (p. 18-19) • Analysis: • 5. Calculate the instantaneous speed at the following distances • f. 1m 1 m / 1 s = 1m/s (1/a) • g. 2m 2 m / 1.25 s = 1.6 m/s(2/b) • h. 3m 3 m / 2.03 s = 1.48 m/s (3/c) • i. 4m 4 m / 2.28 s = 1.75 m/s (4/d) • j. 5m 5 m / 2.35 s = 2.13 m/s (5/e) Now you do it!

26. Lab Analysis (p.19) • Analysis: • 6. Calculate the time between each of the following distances • k. 1m to 2m ________________ (b – a) • l. 2m to 3m ________________ (c- b) • m. 3m to 4m _________________ (d – c) • n. 4m to 5m __________________ (e – d)

27. Lab Analysis (p.19) • Analysis: • 6. Calculate the time between each of the following distances • k. 1m to 2m 1.25 – 1.00 = 0.25s(b – a) • l. 2m to 3m 2.03 – 1.25 = .78s (c- b) • m. 3m to 4m 2.28 – 2.03 = .25 s(d – c) • n. 4m to 5m 2.35 – 2.28 s = .07 s (e – d) Now you do it!

28. Lab Analysis (p.19) • Analysis: • Calculate the acceleration for the following distances • 1m to 3m ____________ (h – f/k + l) • 2m to 4m ____________ (i – g/l + m) • 3m to 5m ____________ (j - h/m + n)

29. Lab Analysis (p.19) • Calculate the acceleration for the following distances • 1m to 3m (1.48 – 1 m/s) / (0.25 + .78 s) = .47 m/s2(h – f/k + l) • 2m to 4m ____________ (i – g/l + m) • 3m to 5m ____________ (j - h/m + n) • Now you do it!

30. Solving Kinematics Problems Step 1: Read the Problem, underline key quantities Step 2: Assign key quantities a variable Step 3: Identify the missing variable Step 4: Choose the pertinent equation:Step 5: Solve for the missing variable. Step 6: Substitute and solve.

31. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time?

32. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 1: Read the Problem, underline key quantities

33. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 1: Read the Problem, underline key quantities

34. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 2: Assign key quantities a variable

35. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 2: Assign key quantities a variable Vf = 40 m/s Vi = 0 m/s Δt = 7s

36. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 3: Identify the missing variable Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ?

37. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 4: Choose the pertinent equation: Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ? Δx = xf – xi V = Δx/Δt a = (vf – vi)/Δt

38. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 4: Choose the pertinent equation: Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ? Δx = xf – xi V = Δx/Δt a = (vf – vi)/Δt

39. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 4: Choose the pertinent equation: Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ? Δx = xf – xi V = Δx/Δt a = (vf – vi)/Δt

40. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 5: Solve for the missing variable. Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ? a = (vf – vi)/Δt

41. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 6: Substitute and solve. Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ? a = (vf – vi)/Δt

42. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 6: Substitute and solve. Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ? a = (vf – vi)/Δt = (40 – 0 m/s)/7 s = 5.71 m/s2

43. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 5: Solve for the missing variable. Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ? a = (vf – vi)/Δt

44. Solving Kinematics Problems 9. While drag racing out of our school parking lot, I time myself at a speed of 40 meters per second seven seconds after starting. What was my acceleration during this time? Step 5: Solve for the missing variable. Vf = 40 m/s Vi = 0 m/s Δt = 7s a = ? a = (vf – vi)/Δt

45. Solving Kinematics Problems Step 1: Read the Problem, underline key quantities Step 2: Assign key quantities a variable Step 3: Identify the missing variable Step 4: Choose the pertinent equation:Step 5: Solve for the missing variable. Step 6: Substitute and solve.

46. Solving Kinematics Problems • 14. Use the following graph to answer the following questions about the acceleration of Bob the Pickup: • a. What is the acceleration of Bob the Pickup in the first 10 minutes that the graph shows us?

47. Solving Kinematics Problems • 14. Use the following graph to answer the following questions about the acceleration of Bob the Pickup: • a. What is the acceleration of Bob the Pickup in the first 10 minutes that the graph shows us? • Step 1: Read the Problem, underline key quantities

48. Classwork for 10/17 (p. 13)

49. Classwork for 10/17: Rubric (p. 12)

50. Classwork for 10/17 (p. 13)