Quarter+2+Notes+2010

2010 Quarter 2 Class Notes and Make-up Assignments:
Work, Power, Momentum, Energy, Heat/Thermo

Always include **name** and **date of make-up** on any late work turned in. All make-up work is **DUE BY NOON Thur. 1/27/11**

Heat & Temperature Vee Chart project Do an experiment on one of these 4 questions: * How does the temperature of water affect the time it takes for it to freeze? * How does the color of cloth placed on snow affect the amount of snow the sun will melt? * How does the temperature of water affect the height of the water in a tube? * How does the distance of a lamp from a thermometer affect the change in equilibrium temperature?
 * Monday 1/24 - Thursday 1/27**


 * Friday 1/21 - Test #2: Temperature & Heat Transfer**


 * Thursday 1/20 - Jeopardy!**

Make-up work: Read section 22.4 & 22.5 (p 437-40); do questions 13, 14 (p 425) & 32 (p 447) - Reviewed conduction, convection, and radiation - Discussed absorption and emission of light (box demo)
 * Wednesday 1/19**

Make-up work: Read section 22.3 (p 436); do questions 4, 9-10 (p 445) - Card sort: Conductors and Convection - Flashlight on thermometer experiment - Winter, summer and the tilt of the earth demonstration
 * Tuesday 1/18**

Make-up work: Read section 22.1 & 22.2 (p 431-434); do questions 2, 3, 7 (p 445) - Conduction: good and bad conductors - Convection vs. Conduction - Boiling water with ice still in the test tube demo
 * Friday 1/14**

Make-up work (1st hr): Go to [], click on "Myth Results" and summarize how they tested 3 different myths. - Mythbusters: Straw through a tree, Plants have feelings 2nd hr: Roy Juarez presentation
 * Thursday 1/13**

Make-up work: Read section 21.9 (p 419-22); do questions 17-19 (p 425) - Watched a demo of heating a ring so it expands that a ball will fit through - Water is strange! It expands when freezing. - CD 22-2
 * Wednesday 1/12**

Make-up work: Read section 21.8 (p 416-9); do questions 15, 16 (p 424) & 44 (p 427) - Made posters for UWRF physics demo on 1/18 - Thermal expansion: Most matter expands when heated and contracts when cooled
 * Tuesday 1/11**

Make-up work: Read section 21.6 (p 413-14); do questions 22 (p 425) & 35, 37 (p 427) - Used our lab data from Friday to learn about how metal and water heat differently - The harder it is to heat something up, the higher its specific heat capacity - Mosh Pit analogy
 * Monday 1/10**

Make-up work: Read section 21.6 (p 413-14); do questions 11, 12 (p 424) & 21 (p 425) - Lab: Heat mixes part 2
 * Friday 1/07**

Make-up work: Go to [], click on "Myth Results" and summarize how they tested 3 different myths. - Mythbusters: Penny from Empire State Building, putting stuff in the microwave
 * Thursday 1/06**

Make-up work: Read section 21.5 (p 411-12); do the Concept check question (p 412) and questions 9 & 10 (p 424) - Lab: Heat mixes part 1
 * Wednesday 1/05**

Make-up work: Read section 21.3 & 21.4 (p 410-11); do questions 6, 7, 8 (p 424) - Numbered Heads Together True/False game
 * Tuesday 1/04**

Make-up work: Read section 21.2 (p 409); do questions 3, 4, 5 (p 424) - Heat is the flow / transfer of thermal energy - The //total// amount of internal energy depends on how much "stuff" (mass) there is. - Thermometer game and CD 21-1
 * Monday 1/03**


 * Happy Break! 12/23/10 - 1/2/11**

Make-up work: Pick one of the questions from the list below and use the internet to fill out the form for your question - Investigating questions about heat on the internet
 * Wednesday 12/22**
 * Why doesn't a big lake, like Lake Superior, freeze over in the winter?
 * What is the coldest temperature anyone has gotten matter down to? How did they do it?
 * How does a thermostat work (the thing that gets your furnace to turn on)?
 * How does a refrigeration unit work (AC, fridge, freezer, whatever)?
 * Why can you sometimes see your breath when it is cold out?
 * What is happening when a person gets a burn?
 * Does a helium balloon shrink faster in the cold than one filled with air?
 * What is happening when a person gets frostbite?

Make-up work: Read section 21.1 (p 407-8); do questions 2 (p 424), 30 and 32 (p 426) - There are 3 commonly used temperature scales (Fahrenheit, Celsius, and Kelvin) - Kelvin is the one where zero means things are as cold as they can get.
 * Tuesday 12/21**

Make-up work: Read section 21.1 (p 407-8); do questions 1, 3 (p 424) and 29 (p 426) - Adding heat makes a balloon expand - Temperature is a way of talking about the average kinetic energy of molecules
 * Monday 12/20**

- Junkyard Wars episode / Stop and Think Week speaker and Bowling
 * Friday 12/17**

- Q2 Test #1: Momentum, Work, Energy, and Power
 * Thursday 12/16**

- Jeopardy review for test - Made notecard for use during test
 * Wednesday 12/15**

Make-up work: Read section 8.3 (p 129-130); do questions 12, 13, 14 (p138) - Bouncing is not just bringing something to a stop, but applying enough force to get it to go back! Means more change in momentum. - What will be on Thursday's test
 * Tuesday 12/14**

Make-up work: Read section 8.2 (p 125-9); do questions 6, 9, 11 (p138) - Defining impulse is change in momentum and equals force times time. - Practice what impulse means for punches, car crashes, cannons, etc.
 * Monday 12/13**

Make-up work: Read section 8.1 (p 125); do questions 1, 2 (p138), 20a (p 139) - Bill Nye Momentum episode - Practice "p = mv" (momentum = mass x velocity)
 * Friday 12/10**

Make-up work: Go to [], click on "Myth Results" and summarize how they tested any 3 different myths. - Mythbusters: Buried alive, uses for cola
 * Thursday 12/9: 1st hour only (2nd hour advisory)**

Make-up work: Read section 8.4 (p 130-1); do questions 15, 16 (p138), 34 (p 141) - Inertia and momentum demos - Worksheet CD 8-1
 * Wednesday 12/8**

Make-up work: #1 use the internet to find the calories in one of your favorite fast foods. #2 Convert the calories to Joules (1 Calorie = 4184 Joules). #3 use the internet to find how long it would take you to burn off those calories at an exercise of your choice. - Find the power needed for a couple of activities in the fitness room - Discuss how work, energy, and power are related to calories and food
 * Tuesday 12/7**

Make-up work: in the online textbook click on "View BY" and then select "Conceptual Development" 9-1. Do # 1, 2, and 7. - More practice with power, work, and energy
 * Monday 12/6**

Make-up work: Go to [], click on "Myth Results" and summarize how they tested 1 myth, make up 2 questions that would use the formula for work below and give the answers. - Practice using Power = work / time - Mythbusters: Bullets fired up
 * Friday 12/3**

Make-up work: Read section 9.2 (p 146-7); do questions 5 (p165), 36, 37 (p 168) - Lab: Determining our power when running up stairs
 * Thursday 12/2**

Make-up work: Use the "phet Energy Skate Park" simulation and Chapter 9 to help you consider the following problems: questions 29(p 165), 45 (p 168), 47 p169 - What affects the time of a pendulum swinging? - What does "power" mean in physics?
 * Wednesday 12/1**

Make-up work: Read section 9.7 (p 153-4); do questions 11, 12, 13 (p 165) - Conservation says Total Energy stays the same - Worksheet on conservation of energy - Begin Pendulum experiment
 * Tuesday 11/30**

(Wednesday 11/24 we lost power and couldn't login, so we watched videos) - Energy Project: 3 parts Make up work: Use the attached instructions to do the project
 * Monday - Monday 11/22-11/29**

Make-up work: Read section 9.3-9.5 (p 147-150); do questions 6, 7, 8 (p 165) - Energy is the ability to do work - Worksheet on types - Activities on changing types
 * Friday 11/19**

Make-up work: Go to [], click on "Myth Results" and summarize how they tested 3 different myths. - Mythbusters: Escape Sinking Car, Folding Paper
 * Thursday 11/18**

Make-up work: Read section 9.1 (p 145); Do questions 2,3,4 (p 165) - Calculating Work - Measuring force and distance on a ramp
 * Wednesday 11/17**

Make-up work: Read Section 9.1 (p 145); Do Questions 1,2, (p 165) & 43 (p 168) - Defining Work, Examples
 * Tuesday 11/16**

Make-up work: N/A - Getting to Know You - Going Over Syllabus and Textbook
 * Monday 11/15**

Quarter 1 Notes