Mechanics and Energy Transfer
2nd Quarter - Unit 2
Week of October 9th
Monday (A)/ Tuesday (B) - Fall Break -- NO SCHOOL
Wednesday (A) - PSAT Testing - No Class
Thursday (B)/ Friday (A) - Smith Absent - Be good to the sub!
Objective: Learn about the different types of simple machines and how they work to increase force at the cost of distance.
Classwork:
Homework:
Finish Simple Machines Scavenger Hunt (see classroom, due by end of class)
Week of October 16th
Monday (A)/ Tuesday (B) - Smith Absent - Be good to the sub!
Objective: Apply your understanding of simple machines to make calculations and solve problems.
Classwork:
Simple Machines Practice Problems (complete in your notebook)
Homework:
Finish Simple Machines Practice Problems IN YOUR NOTEBOOK (see classroom, due next class)
Wednesday (A)/ Thursday (B)
Objective: Develop your understanding of simple machines. Observe and interact with simple machines in action.
Classwork:
Go over Simple Machines Practice Problems // Key in class notes (see classroom)
Demos with big lever, big wheel and axle, mousetrap car, etc.
Homework:
TBA
Friday (B)
Objective: Develop your understanding of simple machines. Observe and interact with simple machines in action.
Classwork:
Finish going over simple machines practice problems (Pulleys, Ramps, Screws)
Demo block and tackle outside
Glue Boomerangs (2B)
Homework:
TBA
Week of October 23rd
Monday (A)
Objective: Develop your understanding of simple machines. Observe and interact with simple machines in action.
Classwork:
Finish going over simple machines practice problems (Pulleys, Ramps, Screws)
Demo block and tackle outside
Introduce Boomerang Project
How do boomerangs work? // How to be a professional boomerang thrower
Demo Boomerang outside
Glue Boomerangs (1A)
Notes - How a boomerang works
Homework:
Quiz on Simple Machines next Monday/ Tuesday
Tuesday (B)/ Wednesday (A)
Objective: Practice solving problems involving simple machines - design solutions using simple machines.
Classwork:
Glue Boomerangs (3B)
Compound Machines and More Simple Machines Practice Problems
More Simple Machines Resources
Homework:
Quiz on Simple Machines next Monday/ Tuesday
Thursday (B)/ Friday (A)
Objective: Learn about factors that affect rotating objects - learn how a boomerang works.
Classwork:
How do boomerangs work? // How to be a professional boomerang thrower (B only)
Introduce Boomerang Project (B days)
Demo Boomerang outside (if time)(B only)
Notes - How a boomerang works
Clue #1 - Torque and other rotational terms // Spinning an apple until it explodes
Clue #2 - Moment of Inertia // Video 1 (rods) // Video 2 (rotating) // cylinders on ramp demo
Clue #3 - Angular Momentum and its conservation // Video 1 // Video 2 // The Bizarre Behavior of Rotating Bodies
Clue #4 - Gyroscopic Precession // Veritasium // Smarter Every Day // Physics Girl // Intuitive Explanation
Homework:
Quiz on Simple Machines next Monday/ Tuesday
Week of October 30th
Monday (A)/ Tuesday (B)
Objective: Assess your understanding of Simple Machines
Classwork:
Quiz on Simple Machines
Clue #4 - Gyroscopic Precession // Veritasium // Smarter Every Day // Physics Girl // Intuitive Explanation
Clue #5 - Airfoils and Differential Lift // Video on How Airfoils Generate Lift
Putting it all together - How does a boomerang work // Article
Homework:
TBA
Wednesday (A)/ Thursday (B)
Objective: Understand how different factors affect the returning boomerang.
Classwork:
Clue #5 - Airfoils and Differential Lift // Video on How Airfoils Generate Lift
Putting it all together - How does a boomerang work // Article
Build and Test Boomerangs
Homework:
Write script for how a boomerang works (see classroom)
Friday (B)
Objective: Understand and explain how different factors affect the returning boomerang.
Classwork:
Manipulate and continue to test boomerangs
Boomerang throw and catch assessment
Homework:
Boomerang explanation video (see classroom)
Week of November 6th
Monday (A)
Objective: Apply your knowledge of rotational dynamics to throw and explain how a boomerang works.
Classwork:
Boomerang Test Day
Work on Report part of boomerang project
Homework:
Boomerang Project due end of day Friday
Tuesday (B)/ Wednesday (A)
Objective: Apply your knowledge of rotational dynamics to throw and explain how a boomerang works.
Classwork:
Boomerang Test Day
Work on Report part of boomerang project
Homework:
Boomerang Project due end of day Friday
Thursday (B)/ Friday (A)
Objective: Apply your knowledge of rotational dynamics to throw and explain how a boomerang works.
Classwork:
Finish Boomerang Project
Work on Report part of boomerang project
Homework:
Boomerang Project Due by end of day
Week of November 13th
Monday (A)/ Tuesday (B)
Objective: Learn about torque and how we can use gear ratios to manipulate torque and speed.
Classwork:
Gear Ratio Notes
Play with CPO gears
Gear Train Calculations Basics - Video
Homework:
Finish Gear Ratio Practice Problems (due before next class)(to be checked in class)
Wednesday (A)/ Thursday (B)
Objective: Learn about how to maximize motor efficiency using gear ratios and motor power calculations
Classwork:
Go over Gear Practice Problems
Vex motor dissection
Maximum Motor Power Notes
Maximum Motor Power Practice Problems (Batman Problem)
Hacksmith Videos Winch Build Video // Final Test Video
Homework:
Study for quiz on motors, gear ratios, and maximizing motor power sometime after break
Friday - HS Amazing Event Day - No Class
Week of November 20th - Thanksgiving Break - No School
Week of November 27th
Monday (A) - Smith Gone/ Tuesday (B)
Objective: Practice gear ratio and motor efficiency problems. Begin brainstorming for Q2 Project.
Classwork:
Homework:
Quiz on Gear Ratios next week!!
Wednesday (A)/ Thursday (B)
Objective: Design/ Brainstorm how to build a catapult that can launch accurately and reliably.
Classwork:
Finish Review for Gear Ratios Quiz (Next Monday/ Tuesday)
Introduce Catapult Quarter Project
Homework:
Study for quiz on Gear Ratios next Monday/ Tuesday
Friday (B)
Objective: Apply your understanding of statics and mechanics to design and build an accurate catapult.
Classwork:
Work time on Catapult Quarter Project
Start Construction of Catapult structure
Homework:
Study for quiz on Gear Ratios next Monday/ Tuesday
Week of December 4th
Monday (A)/ Tuesday (B)
Objective: Apply your understanding of statics and mechanics to design and build an accurate catapult.
Classwork:
Quiz on Gear Ratios and Motor Efficiency
Work time on Catapult Quarter Project
Homework:
Work on Catapult Project outside of class if needed
Wednesday (A)/ Thursday (B)
Objective: Apply your understanding of statics and mechanics to design and build an accurate catapult.
Classwork:
Work time on Catapult Quarter Project
Homework:
Work on Catapult Project outside of class if needed
Goal is to have a functional catapult by the start of next week for testing!
Friday (A)
Objective: Apply your understanding of statics and mechanics to design and build an accurate catapult.
Classwork:
Work time on Catapult Quarter Project
Homework:
Work on Catapult Project outside of class if needed
Goal is to have a functional catapult by the start of next week for testing!
Week of December 11th
Monday (A) - Random, Full Extra day for A's
Objective: Apply your understanding of statics and mechanics to design and build an accurate catapult.
Classwork:
Work time on Catapult Quarter Project
Homework:
Work on Catapult Project outside of class if needed
Tuesday (B) / Wednesday (A)
Objective: Collect data on your catapult to understand how changing certain variables affects launch distance.
Classwork:
Work time on Catapult Quarter Project
Catapult project data collection (outside on field)
Homework:
Work on Catapult Project outside of class if needed
QUARTER EXAMS (see below)
On your exam day, you will do the final launches of your catapult to see if you can make it in the bucket. You will also turn in your final design portfolio for the project on that day as well.
