Physics Assignments Blog

/Physics Assignments Blog
Physics Assignments Blog 2018-01-22T18:50:27+00:00

Course Description
Equations
science links
uncertainty calculator

Monday January 22

reviewed illumination, luminosity, and luminous intensity;
discussed the electromagnetic spectrum;
discussed attributes of the visible spectrum:  RGB, CMYK
problems p. 453 #54-62 even, 63, 65, 66, 69 (due Thursday)


Friday January 19

discussed test 14 & 15;
discussed the history of light theory;
defined/discussed illumination, luminosity, and luminous intensity;
read:  pp. 439-447 (color, polarization, & the Doppler effect with light)

Thursday January 18

test 14 & 15;
read:  pp. 431-438 (light)

Wednesday January 17

worked on a few problems from the problem set;
tried to experimentally verify theory of resonant frequency of a string and a pipe;
test 14 & 15 tomorrow

Tuesday January 16

worked on a few problems from the problem set;
discussed/demonstrated a flat spectrum response;
went to Ponce Hall to see how flat the spectrum was there;
test 14 & 15 on Thursday

Monday January 15

considered some of the problems in the chapter 15 problem set (put off again until Wednesday);
discussed sound speed as a function of temperature;
discussed/analyzed resonance on a wire and within a tube;
continue working on the problem set


Friday January 12

quiz on decibels; 
analyzed/compared the harmonic content of a synthesized reed instrument with the real thing;
work on the problem set (due date postponed until Tuesday)

Thursday January 11

discussed harmonic content of a complex tone;
analyzed a human voice for harmonic content when singing various sounds;
discussed frequency ratios for musical scales;
bring an instrument tomorrow for analysis of harmonic content

Wednesday January 10

reviewed the range of human hearing , the decibel scale, and the Doppler effect; worked related problems;
discussed objective and subjective audio terms;
began considering harmonic content of a complex tone;
problems pp.425-427 #52, 54, 58, 61, 64, 66, 68, 72, 76, 78, 82 (due Monday)

Tuesday January 9

no class today, due to Personal Finance field trip

Monday January 8

described wave properties:  straight-line propagation, reflection, refraction, diffraction, & interference;
reviewed the range of human hearing and the decibel scale;
looked at the mathematics behind the decibel scale;
looked at the problem set (due Wednesday);
discussed/demonstrated the Doppler effect


Friday January 5

discussed/demonstrated the range of human hearing;
discussed sound intensity and the decibel scale;
began discussing the region of human hearing;
read:  p.411-419 (sound);
problems p.397-400 #70, 72, 74, 78, 80, 86, 90, 92, 100 (due date postponed until Wednesday)

Thursday January 4

quiz on simple harmonic motion;
discussed/demonstrated wave reflections and interference;
discussed/demonstrated standing waves;
read:  p.403-410 (sound);
problems p.397-400 #70, 72, 74, 78, 80, 86, 90, 92, 100 (due Tuesday)

Wednesday January 3

reviewed simple harmonic motion;
discussed/demonstrated wave types and wave anatomy;
discussed the mathematical representation of a wave;
read:  p.381-391 (wave properties and behavior)

Tuesday January 2

briefly discussed 1st semester exam;
discussed/demonstrated/analyzed simple harmonic motion with a mass & spring;
discussed/demonstrated/analyzed simple harmonic motion with a pendulum;
read:  p.375-380 (simple harmonic motion)


Wednesday December 13

no class today, due to semester exams;
exam will be at 12:30 on Thursday

Tuesday December 12

continued reviewing for semester exam, 12:30 on Thursday

Monday December 11

reviewed for semester exam using the equation sheet;
semester exam is at 12:30 on Thursday


Friday December 8

considered the combination of Young’s modulus and thermal expansion;
began reviewing fluids and heat for semester exam;
start reviewing for semester exam using the equation sheet

Thursday December 7

quiz on Archimedes’ principle;
discussed the chapter 13 problem set;
further discussed Young’s modulus; worked a problem;
looked at Bernoulli’s equation and worked a problem with it;
start reviewing for semester exam

Wednesday December 6

pseudo-quiz #2 on Archimedes’ principle;
discussed the chapter 13 problem set;
briefly discussed Young’s modulus;
problem set 13 due on Thursday

Tuesday December 5

collected data for the specific heat lab;
pseudo-quiz on Archimedes’ principle;
problem set 13 due on Thursday

Monday December 4

discussed Archimedes’ principle;
discussed Pascal’s principle;
discussed/demonstrated Bernoulli’s principle;
look over the specific heat lab handout for tomorrow


Friday December 1

summarized the 2nd law of thermodynamics, and its connection with intelligent design;
briefly discussed density and Archimedes’ principle;
read:  359-363 (solids)

Thursday November 30

discussed entropy and the tendency toward chaos;
continued discussing the statistical probability governing the 2nd law of thermodynamics;
start working on p.369-371 #76, 77, 78, 80, 82, 88, 91, 96, 100 (due Wednesday)

Wednesday November 29

re-quiz over calorimetry;
worked problems from the problem set;
began discussing the statistical probability governing the 2nd law of thermodynamics;
read:  341-348 (fluids)

Tuesday November 28

quiz over calorimetry;
reviewed latent heat and phase change;
discussed refrigeration;
problem set is due Thursday

Monday November 27

reviewed thermal conduction and radiation;
reviewed latent heat and phase change; quiz likely tomorrow over calorimetry;
discussed heat engines; watched animation of them;
worked a few problems from the problem set (due Wednesday)


Friday November 17

no class, due to Thanksgiving break

Thursday November 16

further discussed thermal conduction and radiation;
discussed/demonstrated thermal conductivity and thermal expansion;
discussed latent heat and phase change

Wednesday November 15

discussed/demonstrated calorimetry;
discussed thermal conduction and radiation;
begin on chapter 12 problems:  pp.336-337 #52-64 even 

Tuesday November 14

discussed test 10 & 11;
discussed doing the torques lab write-up;
discussed thermometry, temperature, and heat;
read: 323-331 (phase change and thermodynamics)

Monday November 13

test 10 & 11;
read: 313-322 (temperature and thermal energy)


Friday November 10

discussed problems from the problem set;
worked examples of conservation of energy involving rotation;
looked at physics animations at PhET
test 10 & 11 on Monday

Thursday November 9

discussed problems from the problem set;
finished Nova’s Einstein’s Big Idea:  E=mc^2

Wednesday November 8

quiz on work, energy, and conservation;
collected data for the Torques Lab;
discussed problems from the problem set;
continue working on problems 11:  p.307-309 #54, 60, 62, 64, 70, 72, 74, 78, 80, 82 (due Friday)

Tuesday November 7

had a pseudo-quiz on conservation of energy; a real quiz is likely tomorrow;
worked problems from problem set 11;
watched more of Nova’s Einstein’s Big Idea:  E=mc^2;
continue working on problems 11:  p.307-309 #54, 60, 62, 64, 70, 72, 74, 78, 80, 82 (due Friday)

Monday November 6

discussed simple machines;
worked problems from the problem set;
watched the next segment of Nova’s Einstein’s Big Idea:  E=mc^2;
finish working on problem set 10: p.278-281 #52, 56, 58, 64, 66, 70, 74, 82, 86 (due tomorrow);
get started on problems 11:  p.307-309 #54, 60, 62, 64, 70, 72, 74, 78, 80, 82 (due Friday)


Friday November 3

worked problems from the problem set;
watched the third segment of Nova’s Einstein’s Big Idea:  E=mc^2;
continue working on problem set 10: p.278-281 #52, 56, 58, 64, 66, 70, 74, 82, 86 (due Tuesday);
read:  285-292 (forms of energy)

Thursday November 2

reviewed work, kinetic energy, gravitational potential energy, and elastic potential energy;
defined & discussed power;
climbed the stairs, measuring power output for the brief duration;
watched the second segment of Nova’s Einstein’s Big Idea:  E=mc^2;
get working on problem set 10: p.278-281 #52, 56, 58, 64, 66, 70, 74, 82, 86 (due Tuesday)

Wednesday November 1

reviewed work and kinetic energy;
defined & discussed gravitational potential energy and elastic potential energy;
briefly discussed conservation of energy;
watched the first segment of Nova’s Einstein’s Big Idea:  E=mc^2;
problem set 10: p.278-281 #52, 56, 58, 64, 66, 70, 74, 82, 86 (due Tuesday)

Tuesday October 31

discussed test 8 & 9;
briefly defined/discussed work and kinetic energy;
read:  266-273 (simple machines)

Monday October 30

test 8 & 9;
read:  257-265 (work, energy, & power)


Friday October 27

worked problems from the problem set;
discussed details of doing the lab write-up;
quiz on torque and rotational kinematics;
test 8 & 9 Monday

Thursday October 26

worked problems from the problem set;
worked through a 2-D collision;
watched more of a video segment on conservation of momentum and angular momentum;
test 8 & 9 postponed until Monday

Wednesday October 25

quiz over rotational inertia;
tested egg-drop designs;
watched a video segment on conservation of momentum;
test 8 & 9 on Friday

Tuesday October 24

played around a little with gyroscopes;
collected data for Forces Lab (write-up due next Tuesday);
worked on making an egg-drop apparatus;
quiz tomorrow on rotational inertia

Monday October 23

reviewed everything done just before class trip;
discussed packaging theory to minimize forces felt by collisions;
problems p.251-253 #56, 59, 62, 66, 67, 74, 77, 79 (due Friday)


Tuesday October 17

no class, due to Senior Class Trip

Monday October 16

no class, due to Senior Class Trip


Friday October 13

defined/discussed momentum and its conservation;
defined/discussed angular momentum and its conservation;
demonstrated conservation of momentum with bicycle wheel and rotating platform

Thursday October 12

no class, due to college fair;

Wednesday October 11

discussed equilibrium and worked a problem;
worked problems from the problem set;
read 229-235 (impulse and momentum)

Tuesday October 10

discussed/demonstrated rotational inertia;
defined/discussed torque;
worked rotational kinematics problem;
read 211-217 equilibrium;
problems pp.223-225 #72-78 even, 82, 84, 87, 88 (due Friday)

Monday October 9

discussed test 6 & 7;
discussed rotational motion through analogy with linear motion;
worked problems involving angular acceleration;
read 201-210 (rotational dynamics)


Friday October 6

no class, due to Fall Festival preparations

Thursday, October 5

test 6 & 7;
read:  196-200 (describing rotational motion)

Wednesday, October 4

reviewed chapters 6 & 7;
worked problems from the problem sets;
test 6 & 7 on tomorrow

Tuesday, October 3

quiz tomorrow on gravitation;
Power Outreach students collected sliding friction lab data;
test 6 & 7 on Thursday

Monday, October 2

reviewed everything done last week for those who were gone on Power Outreach;
worked problems involving gravitation;
quiz tomorrow on gravitation


Friday, September 29

collected data for the Sliding Friction Lab;
briefly considered problems from problem set 7: pp.191-193 #54, 58, 62, 70, 76, 82, 84, 86

Thursday, September 28

discussed satellites and Kepler’s 3rd law of planetary motion;
discussed synchronous-orbit communication satellites and their properties;
get started on problem set 7: pp.191-193 #54, 58, 62, 70, 76, 82, 84, 86

Wednesday, September 27

quiz on centripetal force;
discussed Newton’s expression for universal gravitation;
worked examples of gravitational force;
read:  pp.179-185 (using universal gravitation)

Tuesday, September 26

quiz on projectile motion;
worked problems from the chapter 6 problem set;
read:  pp.171-178 (universal gravitation)

Monday, September 25

no class, due to View Southern


Friday, September 22

no class, due to Field Day

Thursday, September 21

finished watching the dropped vs. fired bullet thought experiment as investigated by Myth Busters;
discussed/demonstrated The Monkey and the Hunter;
worked on chapter 6 problem set;
continue working on chapter 6 problems: pp 165-167 #52, 56, 58, 60, 62, 66, 68, 74 (due Wednesday)

Wednesday, September 20

pseudo-quiz on projectile motion;
discussed/demonstrated centripetal force and centrifugal force;
began watching the dropped vs. fired bullet thought experiment as investigated by Myth Busters;
start working on chapter 6 problems: pp 165-167 #52, 56, 58, 60, 62, 66, 68, 74 (due Wednesday)

Tuesday, September 19

discussed test over chapters 4 & 5;
discussed projectile motion;
read 153-159 (circular motion)

Monday, September 18

test over chapters 4 & 5;
read:  147-152 (projectile motion);
get the acceleration lab write-up in ASAP


 Friday, September 8

no class, due to Community Outreach Day

Thursday, September 7

worked an acceleration problem on a slope;
looked over friction simulations at PhET;
took a brief ride to demonstrate non-anti-lock brakes;
test 4 & 5 will be Monday; BWCA participants need to take it before leaving Sunday

Wednesday, September 6

demonstrated graphical analysis of the acceleration data;
took a brief ride to demonstrate anti-lock brakes, illustrating static vs. kinetic friction;
worked some statics problems;
test 4 & 5 will be Monday; BWCA participants need to take it before leaving Sunday

Tuesday, September 5

quiz on sliding friction;
worked problems from the chapter 5 problem set

Monday, September 4

pseudo-quiz on sliding friction;
worked problems from the chapter 5 problem set;
demonstrated with a spreadsheet the analysis of the acceleration data;
problem set 5 due tomorrow


Friday, September 1

worked an additional sliding friction problems involving angles;
worked in the media center acquiring acceleration data from phone video;
problem set 5 due Tuesday

Thursday, August 31

recollected acceleration data;
worked a variety of sliding friction problems involving angles

Wednesday, August 30

quiz over vector addition;
tried working with acceleration data;
briefly discussed sliding friction;
due date for lab postponed until next week

Tuesday, August 29

pseudo-quiz on analytical vector addition (real quiz likely tomorrow);
went to the media center to extract acceleration lab data from the video;
problem set 5:  pp 141-143 #80, 82, 86, 90, 92, 96, 98, 104 (due Monday)

Monday, August 28

discussed/demonstrated graphical vector addition;
discussed/demonstrated analytical vector addition


Friday, August 25

no class, due to senior survival

Thursday, August 24

discussed chapter 4 problems;
discussed the density lab;
tried to upload the video of the free-fall for our acceleration lab;
read:  126-135 (forces and friction)

Wednesday, August 23

discussed Newton’s laws;
demonstrated the 1st law with water cup pyramid;
worked on the density lab write-up (due tomorrow);
chapter 4 problems: p.113 #60, 64, 68, 70, 72, 76, 80 (due next Wednesday)

Tuesday, August 22

discussed Friday’s test;
density lab write-up due-date postponed till Thursday;
read: 96-107 (Newton’s 2nd and 3rd law)

Monday, August 21

no class, due to solar eclipse


Friday, August 18

test 1-3;
read:  pp. 87-95 (Newton’s Laws)

Thursday, August 17

quiz on acceleration;
worked problems from the homework set;
test 1-3 tomorrow

Wednesday, August 16

collected data for the Density Lab;
worked more acceleration problems, free-fall problems;
test 1-3 on Friday

Tuesday, August 15

discussed some of the details of doing the Density Lab tomorrow;
worked more acceleration problems, free-fall problems;
look over the Density Lab handout

Monday, August 14

discussed the uncertainty worksheet (due tomorrow);
worked more acceleration problems, free-fall problems;
problems p.81-84 #74, 78, 82, 84, 86, 88, 94, 100, 106, 110 (due Friday)


Friday, August 11

briefly discussed chapter 1 problem set;
reviewed arithmetic with error terms;
discussed graphing with error terms;
Read pp. 65-75 (working with acceleration)
finish up the uncertainty worksheet (due Tuesday)

Thursday, August 10

discussed chapter 1 problem set (due tomorrow);
discussed accelerated motion;
worked problems involving acceleration;
Read pp. 57-64 (acceleration)
get started on the uncertainty worksheet (due Tuesday)

Wednesday, August 9

discussed a few problems from chapter 1;
reviewed working with error terms;
discussed graphing motion (position vs. time);
Read pp. 43-47 (measuring speeds)
problems pp. 25-28 #54, 60, 68, 70, 72, 76, 90 (due Friday)
get started on the uncertainty worksheet (due Monday)

Tuesday, August 8

discussed fundamental units and dimensional analysis;
discussed significant figure rules;
discussed/practiced working with  error terms;
Read pp. 31-42 (1-D motion)

Monday, August 7

passed out textbooks; explained course description;
considered some counterintuitive phenomena;
Read pp. 3-14 (units & measurements)