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Unit 6: Conservation Laws



Day
Thursday, April 16
0.5 of Unit 6

Day 11 of Unit 5
Focus Question(s):
  • What is work and how can it be measured?
  • What affect does the angle of incline have upon the amount of force required to push an object up a hill at a constant speed?
  • What affect does the angle of incline have upon the amount of work required to push an object up a hill at a constant speed?

Activities:
  • Introduce Unit/Big Concept
  • Define Work; state equation
  • Lab CL1 - It's All Uphill (collect all data)
  • Unit 5 Test on Field Model of Force

Homework:   


Help:







Day
Monday, April 20
1 of Unit 6
Focus Question(s):
  • How can one determine if work is done and how can one calculate the amount that is done?
  • What is power and how does it compare to work?

Activities:
  • Discuss Lesson 1ae Reading Guide; emphasis on Q#1-6
  • Twosomes: Work At It! (pp. 1-2); chcek w/Key
  • Post-lab CL1; relate to Q#6 on p. 2
  • Discuss problem-solving: do Work At It! (pp. 3-4)
  • Discuss Power; quick Rdg Guide Review
  • Across the Aisle: p. 5
  • Lab Test: Lab CL2

Homework:   


Help:







Day
Wednesday, April 22
2 of Unit 6
Focus Question(s):
  • How are the work and power equations used to analyze physical situations?
  • What is kinetic energy? What variables affect the amount of KE?
  • What is potential energy? What variables affect the amount of PE?

Activities:
  • Power Calculations (p. 6)
  • Do Lab CL3 - Powerhouse Lab
  • WebAssign: Work and Energy - Ass't 1
  • Discuss Lesson 1bcd Reading Guide
  • Twosomes: Energy: pp. 7-8
  • Demo Lab CL4 - Work-Kinetic Energy Lab

Homework:   


Help:







Day
Friday, April 24
3 of Unit 6
Focus Question(s):
  • How does the KE, PE, and TME change (or not change) as a cart rolls up and down an incline?
  • How can one predict whether the KE, PE, and/or TME will change or not?
  • How do energy concepts demonstrate themselves in a roller coaster ride?

Activities:
  • Lab CL5 - Energy on an Incline Lab
  • Post-Lab Energy on an Incline Lab
  • Tale of Three Labs: CL1, CL4, CL5 (Work-Energy Relationship)
  • Twosomes: Work-Energy Relationship (pp. 9-10)
  • Physics Interactives:  Roller Coaster and Energy (pp. 11-12)

Homework:   

Help:







Day
Tuesday, April 28
4 of Unit 6
Focus Question(s):
  • How is work related to energy?
  • How can bar charts be used as a conceptual tool to show what is happening with energy during an object's motion?

Activities:
  • Discuss Lesson 2ab Reading Guide
  • Discuss Work to Energy Transformations (p. 18, #1-3)
  • Twosomes: packet, pp. 18-20, Q#4-7
  • Discuss Work-Energy Bar Charts (pp. 13-14)
  • Physics Interactives: Chart That Motion
  • Quiz #1


Homework:   


Help:







Day
Thursday, April 30
5 of Unit 6
Focus Question(s):
  • What is meant by saying that mechanical energy is conserved?
  • How is the initial speed related to the stopping distance of a car?
  • How can the relationship between work and energy be used to predict how far, how fast, or how high?

Activities:
  • Discuss Lesson 2cde Reading Guide
  • Twosomes: Energy Conservation (p. 15)
  • Problem-Solving: p. 16, #8; p. 17, #9; and p. 21, #1-2
  • Discuss Work to Energy Transformations (pp. 19-20, #5, #3)
  • Lab CL7: Stopping Distance Lab; collect Data and plot on Desmos
  • Post-Lab: p 20, Q#8-9


Homework:   
  • Minds On Physics - Work and Energy Module: Ass'ts WE8, WE9, WE10
  • Finish WebAssign: Work and Energy - Ass't 2 (Work-Energy Connection)



Help:







Day
Monday, May 4
6 of Unit 6
Focus Question(s):
  • How can the relationship between work and energy be used to predict how far, how fast, or how high?
  • In what way do coaster design parameters affect the thrill and the safety experienced by a roller coaster rider?

Activities:
  • Collect MOP Codes (chance 1 of 2)
  • Return Lab Notebooks
  • Problem-Solving: pp. 21-24 (Selected Problems)
  • Roller Coaster Design Project; do Introduction and Step 1
  • Physics Interactives: Roller Coaster Design (pp. 25-28)
  • Roller Coaster Design Project; do Introduction and Steps 2 and 3


Homework:   
  • WebAssign: Work and Energy - Ass't 3 (Work-Energy Connection)


Help:







Day
Wednesday, May 6
7 of Unit 6
Focus Question(s):
  • How can the relationship between work and energy be used to predict how far, how fast, or how high?
  • In what way do coaster design parameters affect the thrill and the safety experienced by a roller coaster rider?

Activities:
  • MOP Codes (chance 2 of 2)
  • Problem-Solving: pp. 21-24 (Selected Problems)
  • Roller Coaster Design Project  - Energy Analysis (Step 4); start Force Analysis (Step 5)


Homework:   
  • WebAssign: Work and Energy - Ass't 4 (Work-Energy Connection)


Help:






Day
Friday, May 8
8 of Unit 6
Focus Question(s):
  • In what way do coaster design parameters affect the thrill and the safety experienced by a roller coaster rider?

Activities:
  • Finish Roller Coaster Design Project w/Help of Audio Files
  • Quiz on Work and Energy (35 minutes)

Homework:   
  • Finish Roller Coaster Design Project

Help:






Day
Tuesday, May 12
9 of Unit 6
Focus Question(s):
  • In what way do coaster design parameters affect the thrill and the safety experienced by a roller coaster rider?
  • What is momentum and what variables affect the amount of momentum an object possesses?
  • What is impulse and how does an impulse affect the amount of momentum?

Activities:
  • Collect Roller Coaster Mania Projects
  • Roller Coaster Design Quiz
  • Begin Momentum Part of Unit; introduce Momentum concept and Impulse = ∆Momentum
  • Lab CL9 - Balloon Toss; post-lab and Finish


Homework:   
  • WebAssign Reading Guide for Lesson 1 of Momentum and Collisions Chapter
  • Lab Notebooks to be Collected (Labs CL7, CL9, and CL10 + Energy Interactives)

Help:






Day
Thursday, May 14
10 of Unit 6
Focus Question(s):
  • What is impulse and how does an impulse affect the amount of momentum?
  • In what ways can the force experienced by an object during a collision be minimized?

Activities:
  • Discuss Lesson 1 Reading Guide
  • Twosomes: pp. 29-30
  • Lab CL10 - Rebounding vs. Sticking
  • Discuss Controlling a Collision (pp. 31-32)
  • Physics Interactives: Egg Drop (science reasoning; via WebAssign)
  • Collect Lab Notebooks (Labs CL7, CL9, and CL10)


Homework:   


Help:






Day
Monday, May 18
11 of Unit 6
Focus Question(s):
  • How can the impulse-momentum change theorem be quantitatively used to analyze collisions?
  • How do action-reaction force pairs pertain to collisions?
  • What is meant by the term momentum is conserved? In what way is it conserved?
  • How do action-reaction force pairs pertain to collisions?

Activities:
  • Simple Computation with Impulse and Momentum Change (pp. 35-26)
  • WebAssign: Momentum and Impulse - Ass't 1
  • Lab CL11 Action-Reaction; do and post-lab
  • Discuss action-reaction and momentum conservation
  • Twosomes: Action-Reaction (pp. 37-38)


Homework:   


Help:






Day
Wednesday, May 20
12 of Unit 6
Focus Question(s):
  • How do action-reaction force pairs pertain to collisions?
  • What is meant by the term momentum is conserved? In what way is it conserved?
  • How can momentum conservation be used to predict the post-collision velocity of an object?

Activities:
  • Discuss Lesson 2abc Reading Guide
  • Twosomes: Action-Reaction and Momentum Conservation (pp. 41-42)
  • Lab CL12 Before and After
  • Collision Analysis (pp. 43-44)
  • Physics Interactives: Inelastic Collisions (pp. 39-40)

Homework:   


Help:






Day
Friday, May 22
13 of Unit 6
Focus Question(s):
  • What is meant by the term momentum is conserved? In what way is it conserved?
  • How can momentum conservation be used to predict the post-collision velocity of an object?

Activities:
  • Pop Quiz on Collisions; See Quiz Room.
  • Lab CL13: Inelastic Collisions
  • Great America Preparations: Logistics, Equipment, Lab Report


Homework:   
  • Minds On Physics - Momentum and Collisions Module: Ass't MC6
  • WebAssign: Collision Analysis - Ass't 1
  • Great America Preparations

Help:






Day
Tuesday, June 2
14 of Unit 6
Focus Question(s):
  • How can momentum conservation be used to predict the post-collision velocity of an object?
  • How can momentum conservation be applied with other physics principles to predict the outcome of a collision?
  • What is an elastic collision?
  • How can momentum and kinetic energy conservation be used to analyze an elastic collision?

Activities:
  • Momentum Conservation Problems (Review p. 51, do p. 52, selected Qs)
  • Momentum Plus Problems (p. 57, Q#1;  p. 59, Q#8)
  • Elastic Collisions Interactive (pp. 49-50) - do/post-lab
  • Discuss "perfectly elastic collisions"; KE analysis on p. 51; observation of v1 + v1' = v2 + v2'; possible use on p. 58
  • Collisions and Proportional Reasoning (pp. 47-48)
  • Newton's Cradle Demo

Homework:   
  • Minds On Physics - Momentum and Collisions Module: Ass't MC10
  • WebAssign: Collision Analysis - Ass't 2
  • Lab Notebooks to be Collected (Labs CL11, CL13)

Help:






Day
Wednesday, June 3
15 of Unit 6
Mr. Sinde has been gracious enought to allow today - a PLTW Day - to be used to do a little Physics. Do the following in order. Mr. Sinde will provide the Passcode for the WebAssign Check on Fish Catch. There is a minimum of 40 minutes of physics work + the work time for getting some assignments completed

Activities:
  • Physics Interactives - Fish Catch (pp. 45-46)
  • WebAssign Check (on Fish Catch)
  • Work Time
    • Work on WebAssign: Collision Analysis - Ass't 2
    • Work on MOPs (MC1, MC2, MC4, MC5, MC6, MC10)
    • Work on Lab Notebook (CL11, CL13, pp. 39-40, pp. 49-50)

    Note: Lab Notebooks will be collected tomorrow; MOP codes will be collected tomorrow (chance 1 of 2)

Homework:   
  • Minds On Physics - Momentum and Collisions Module: Ass't MC10 (Codes to be collected)
  • WebAssign: Collision Analysis - Ass't 2
  • Lab Notebooks to be Collected (Labs CL11, CL13, pp. 39-40, pp. 49-50)

Help:






Day
Thursday, June 4
16 of Unit 6
Focus Question(s):
  • What's on the final exam?
  • What do you have to say about the course and program?

Activities:
  • Collect MOP Codes (chance 2 of 2)
  • Collect Lab CL17 (on paper, no notebook)
  • Return Lab Notebooks
  • Course Survey
  • Comments Regarding Final Exam
  • Test on Conservation Laws

Homework:   
  • Review for Final Exam

Help:










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