Physics with Perrone

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IB Physics HL - Year 1 (2019-2020)

Physics with Perrone

the garden

8/16

Informational Packet / Syllabus
Syllabus Addendum - Grading

8/20

discuss briefly the history of modeling motion
differentiate between average and instantaneous speeds and define constant speed
determine if a toy car moves with constant speed
create a scatter plot of the motion of a toy car and discuss the significance of its slope
homework - read to p. 11 in the booklet (Physics: An Introduction); do the 6 math questions on p. 10

8/22

define distance, displacement, speed, velocity and acceleration
"read" position,velocity and acceleration graphs and relate them to one another

8/26

"read" motion graphs (worksheets)
help sheet for reading motion graphs

8/28

derive the kinematic (or suvat) equations
practice using the kinematic equations
homework - solve sample IB test questions on motion graphs

8/30

test over motion graphs, with general questions about distance, displacement, speed (average and instantaneous), velocity and acceleration
homework - install Logger Pro on your laptop (on a school-issued laptop, install it from the Software Center; on all other laptops, use these instructions); read pp. 27-38 in your textbook

9/4

graph the motion data in this spreadsheet and add trendlines
practice interpreting trendlines and using the extracted (velocity and acceleration) information to interpolate and extrapolate (file 1, file 2)
homework - do test corrections on a separate sheet of paper; also, complete the worksheet from class

9/6

picture day
read what Aristotle ~~and Galileo~~ had to say about falling "bodies"
study how objects fall using a "motion detector" - lab instructions
homework - finish the lab at home; read (and take notes on) pp. 8-16 in your textbook
check your Interpolations and Extrapolations homework against the key

9/10

use the kinematic equations for modeling freely falling objects - worksheet
homework - read about experimental uncertainty (its measurement and propagation in calculations) - handout

9/12

begin formal lab investigation of free fall acceleration (enter data here)
the general Lab Report Format

9/16

"linearize" the free fall data in Logger Pro; add trend lines
the lab report will be due 9/20 (at 11:59 pm) through turnitin.com
practice solving motion problems
homework - complete the motion problems (answer key)

9/18

introduce a new way to represent vectors - 3Blue1Brown video
model 2D projectile motion
homework - read pp. 39-43 in your textbook

9/20

~~test over 1D motion~~ (with a focus on the kinematic equations, but including a few graph-related questions) - postponed until 9/24
continue modeling of projectiles launched at an angle
study this animation of a launched projectile
the lab report is due tonight through turnitin.com
homework - solve these kinematics problems (answer key); review for the test

9/24

test over kinematics (no 2D projectiles)

9/26

complete analysis of projectile motion
solve projectile practice problems (key at end of document)
homework - complete the worksheet of projectile problems
by the end of next week, pay the fee to participate in the IB Physics field trip to iFLY, scheduled for Monday, Oct 21

9/30

discuss the independence of a projectile's horizontal and vertical velocity
PhET projectile motion simulation (lab instructions)
homework - complete the online lab

10/2

video analysis of a projectile - instructions
- download this video to analyze

10/4

determine the acceleration due to gravity in the Angry Birds game - video
solve IB problems on projectiles
homework - review for quiz on projectiles next class; pay for iFLY before Monday

10/8

quiz over projectile motion
discuss the certainty of our knowledge

10/10

an introduction to epistemology, the study of knowledge
distinguishing between deduction and induction - worksheet
homework - please review the end of the PowerPoint and read the Scientific Laws document below
The Laws of Nature (PowerPoint)
TED Talk: "Do we see reality as it is?"
Scientific Laws and What They Say

**No school on Monday or Tuesday**

10/16

investigate various types of forces (online activity)
discuss the various types of forces in the universe
~~discuss Newton's First Law; define inertia~~
STUDENTS: before going to iFLY, you or your parent must complete this
online waiver!! go ahead and do this asap; reservation #4115004005
homework - read all of section 5.1 in your new booklet, Physics: An Introduction, Chapters 5 and 6

10/18

short review of Newton's 1st Law
lab investigation of Newton's 2nd Law - formal lab info
homework - you should complete the Exploration portion of the lab this weekend, so that you have less to do between next Tues and Fri

10/21

field trip to iFLY !! - some photos of the trip

10/22

complete Newton's 2nd Law lab
help sheet for adding max and min trend lines to your graph
homework - the formal lab is due ~~Friday, Oct 25~~ Saturday, Oct 26 at 11:59 p.m. on turnitin.com

10/24

read and process the information on this webpage
handout on "g"
calculate the force of gravity and discuss weightlessness
homework - read section 5.2, 5.4, 5.5 (do the math), and 5.7 in your booklet, Physics: An Introduction, Chapters 5 and 6; feel free to read 5.6 if you want to

10/28

discuss apparent weight
calculate the force of friction
draw free-body diagrams and calculate the acceleration of various objects
homework - complete the worksheets from class [key]

10/30 - PSAT Testing

10/31

practice drawing free-body diagrams, including for hanging signs (in translational equilibrium); calculate all forces and acceleration, if relevant (help sheet)
model ~~an Atwood machine and~~ a modified Atwood machine
homework - read Unit 2.2 Forces, in your textbook; finish the hanging signs worksheet; the rest of the other packet can be taken as a fun (optional) challenge
mini-project - Video yourself asking two individuals (not juniors or seniors in high school) what it means to be weightless and record their responses. Then, in 1 min 30 sec or less, clearly explain what it means to be weightless. Also specifically address any misconceptions offered by the interviewees. Don't say too little; show what you know. Plan what you are going to say before you say it! You do not need to appear in the video throughout, but I should see you at least some and hear you for the entire post-interview section. Props, diagrams and photos can be used, if desired. Upload this video to the linked Google folder by the deadline, 11/7.
please read your Second Law lab feedback, on turnitin

11/5

answer key for hanging signs problems
model a block sliding down a ramp (simulation) and stacked blocks
discuss static friction
homework - solve the problems on p. 56 and 61 in your Chapters 5&6 Booklet; upload the mini-project

11/7

test over forces
the mini-project is due here by class time; upload it, don't share it
homework - packet of worksheets (nTIPERs); you can skip p.115 for now

11/11

review the homework (nTIPERs answer key)
solve IB test problems on forces
homework - finish the packet of IB test problems

11/13

discuss Newton's 3rd Law of motion
homework - read this book excerpt (from The Feynman Lectures on Physics) on energy

11/15

-no lesson-

11/19

introduction to work, kinetic energy, and potential energy

11/21

derive the work-energy theorem
practice solving energy problems
homework - solve these challenging "Dynamics Problems"; read pp. 61-69 in your textbook (take notes, as needed)
assign the mousetrap-powered car project (to be due Dec 16th) - video help

** Thanksgiving Break **

12/2

(in my absence) continue working through the big, green packet of work-energy problems [do at least 15 problems; check against the key] - these worked-out sample problems should help
carefully read and think through this handout on work and energy
return to this handout (with a block on a hill); it has been expanded; study it and try to complete it
homework - try to complete the block-on-a-hill handout, which is now 3 pages

12/4

review homework
discuss Hooke's Law (Hooke's original paper, from 1678, is an interesting, rather easy, read; I've annotated it; read it!)
define and calculate elastic potential energy (handout)
homework - check your homework against the answer keys (calculating work, mostly on hills, #4-8 key, and the dynamics problems key); please do look over the Hooke's Law paper
the mousetrap-powered cars are to be designed and built at home; there are plenty of internet resources, including this great video; here is the overview; you can work with one partner, creating a single car and video, if you'd like; it's due on 12/16

12/6

solve additional work-energy problems - nTIPERs key
homework - complete two worksheets (one and two); maybe acquire materials for mousetrap car

12/10

calculate change in kinetic energy (and work) from a force-vs-position graph
solve a problem using elastic potential energy; briefly discuss power
review for the work-energy quiz - IB problems key
homework - watch this power and efficiency video and complete the IB problems

12/12

quiz on work and energy
the mousetrap-powered car project is due next class, on Monday the 16th

12/16

test our mousetrap-powered cars [turn in your video here]
work on the midterm review

12/18

review for the midterm

12/20

midterm exam, covering the entire semester

** Winter Break **

1/8

define momentum, discuss its conservation, and model the transfer of momentum in a 2-body collision
get help by watching this video
homework - complete pages 3-4 of 4-page handout on momentum

1/10

define impulse and discuss the impulse-momentum theorem
homework - in the packet of IB momentum problems, complete problems 1-15, omitting 6 and 11; also read pp. 73-82 in your textbook

1/14

review homework
obtain impulse from a force-time graph; practice problems from a book
review elastic collisions
homework - complete practice problems (answer key)

1/16

momentum conservation lab - due through turnitin on ~~Friday 1/24~~ Saturday 1/25 at midnight
the general Lab Report Format - however, this report does not require the following sections: Background, Graph, Extension; it may be unclear, but I do want Strengths and Weaknesses and Areas for Improvement
reminder: you may share raw data but not any calculations or processed data
all written parts of the lab should be in your own words

1/21

model a ballistic pendulum
calculate both final velocities in an elastic collision
practice uncertainty calculations
homework - finish the two AP problems on momentum

1/23

test over impulse and momentum
homework - the lab report is due Saturday night (at 11:59 pm) through turnitin.com

1/27

begin our study of thermodynamics, with a focus on the relationship between temperature and kinetic energy; methods of heat transfer; and specific heat capacity - PowerPoint

1/29

discuss latent heat (worksheet); calculate the equilibrium temperature achieved by two objects in contact
define pressure and begin an exploration of the ideal gas law (packet)
homework - complete the ideal gas law packet

1/31

discuss the nature of an ideal gas, and how real gasses differ
solve IB practice problems re: thermodynamics
handout - read me before doing the homework!
homework - read these essays on entropy in preparation for a round table discussion; come prepared for the discussion with questions and/or comments; the packet of IB problems is due Thursday (2/6)

2/4

discussion of entropy -- if you want to read more about time, check out The Order of Time, by Carlo Rovelli
answer key for thermodynamics packet

2/6

test over thermodynamics and ideal gasses

Are you ready to educate and entertain some 5th graders? Feb 12 is the date!

2/10

introduction to circular motion
centripetal vs centrifugal force - Vsauce video

2/12

most of the class will be visiting Grandview Hills Elementary School

2/14

discuss centripetal acceleration
analyze the motion of an object going through a vertical loop

2/19

Group 4 Project, all day

2/21

analyze circular motion in other contexts, including a banked track
model satellite motion - packet
homework - complete the satellite motion packet and the IB questions (omit 6 f,g,h) on circular motion by 2/27; there will be a homework help session during PIT on Wed, 2/26

You need to start thinking about a Research Question for your physics IA. Spend some time thinking, and researching online, and reading the back pages of your textbook (pp. 687-692), and come to me to visit about some of your ideas. I'll help you choose a good Question. You want to have a Question by the end of February.

2/25

ACT Testing
class time to work on "homework"; general review for test
answer key for satellite packet
discussion of Kepler's Laws

2/27

test over circular motion and gravity

Submit your IA topic here by Sunday, March 1.

Lab Report Format

Unit One-Page Overviews

1.1 Measurements in physics

1.2 Uncertainties and errors

1.3 Vectors and scalars

2.1 Motion

2.2 Forces

2.3 Work, Energy, and Power

2.4 Momentum

Unit One-Page Overviews

3.1 Thermal Concepts

3.2 Modelling a gas

6.1 Circular Motion

4.1 Oscillations

4.2 Travelling Waves

4.3 Wave Characteristics

5.1 Electric Fields

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Science does not aim at establishing immutable truths and eternal dogmas; its aim is to approach the truth by successive approximations, without claiming that at any stage final and complete accuracy has been achieved. - Bertrand Russell