Quarter+4+-+Light,+Sound+&+Waves

= Quarter 4: Waves, Sound, and Light =

2013-14 School year

Quarter #4 Module #3: Mon 5/19 - Fri 6/6 Quarter #4 Module #2: Mon 4/28 - Fir 5/16 Quarter #4 Module #1: Mon 4/7 - Fri 4/25

=Make-up work= For all make-up work, be sure to include DATE your making up, CLASS PERIOD, and your NAME!

**MODULE #3 of QUARTER #4:**
FINAL CHANCE - GET IN PAST WORK!
 * Fri 6/6**

Afternoon picnic - morning classes only Mythbusters and make-up time
 * Thu 6/5**

Make-up work and bar bets - Dollar out from under upside down bottle - Lighter out from under upside down bottle - Dollar out from under quarters on top of bottle - Pick up a bottle by inserting a straw - Balance quarters outside of a glass on a business card - Match lands on its edge - How many pennies can we put in a full glass of water - 10-pointed toothpick star becomes a 5-pointed star without touching the toothpicks - Cut a hole in an index card that I can put my whole head through
 * Wed 6/4**

Color and shadow Hewitt video and worksheet on what colors shadows will be https://www.youtube.com/watch?v=He0lkmbQGkI Making color wheels - need sharpies! http://www.stevespanglerscience.com/lab/experiments/disappearing-color-wheel Color optical illusions
 * Tue 6/3**

Optical Illusions - physiological, cognitive, anamorphic Brain Games - Illusion Confusion on how your brain makes 3-d images
 * Mon 6/2**

Test on Sound and Light
 * Fri 5/30**

Jeopardy review of sound and light for test
 * Thu 5/29**

Make-up: Download the guide and complete using a simulator on a computer that runs java Mixing paints makes things darker Mixing light makes things brighter PhET simulation to see how light mixes
 * Tue 5/27- Wed 5/28**

Mon 5/26 - Memorial Day: NO SCHOOL

Make-up: Download the viewing guide and answer the first 8 questions by watching this video [] Invisible Worlds video Learned more about the kinds of light we can't see and how they are useful
 * Fri 5/23**

Make-up: Read about Atomic Spectra 28.11 and answer 3 questions Using a spectroscope to split light into different colors Overhead fluorescent light comes from electrons excited in a gas Sunlight and old-fashioned lightbulbs come from things that are hot giving off light OAS - Red Hot Rim
 * Thu 5/22**

Make-up: Read about reflection 28.2 and answer 3 questions What light can do - emit, absorb, reflect, transmit Practice with those words Light through milky water - blue scatters more and red stays more on track This is why we have blue skies and sunsets The box with a hole is like our eyeball - explains red eye
 * Wed 5/21**

Make-up: Download the EM Webquest and answer the questions Use http://missionscience.nasa.gov/ems/01_intro.html to answer questions about the many kinds of light
 * Tue 5/20**

Make-up:Read about light 27.3 and answer 3 questions Sound vs. Light - using books and brains to compare light waves and sound waves
 * Mon 5/19**

**MODULE #2 of QUARTER #4:**
Make-up: Read Speed of light 27.2 and answer 3 questions Speed of light in marshmallows
 * Fri 5/16**

Make-up: Read about Loudness 26.5 and answer 3 questions Decibels tell how intense / loud sound is It's a logarithmic scale - multiplying in size instead of adding Practice with exponents
 * Thu 5/15**

Make-up: Read Speed of Sound 26.4 and answer 3 questions Sound experiments outside - measuring the time it takes for an echo Listening to sound through metal and air at the same time
 * Wed 5/14**

Make-up: Google "mythbuster results" and summarize how they tested any 3 myths ( [] ) Mythbusters on earthquake machines and exploding lava lamps
 * Tue 5/13** - MAP testing 3rd & 4th hr

Make-up: Read wave speed 25.4 and answer 3 questions The wave equation: v=f*l Measuring the speed of sound using tuning forks and tubes in water CP Homework: Sound worksheet due Fri 5/16
 * Mon 5/12**

Make-up: See Leslie to do Johnny Sound experiment in hallway Watched OAS on veggie instruments Practiced measuring speed of Johnny Sound
 * Fri 5/9**


 * Thu 5/8** - Late start day - no class

Make-up: Schedule a time with Leslie to take the test Q4 Test #1 - Waves and Sound
 * Wed 5/7**

Jeopardy review of sounds and waves
 * Tue 5/6**

Make-up: Get "waves in a sink" packet from Leslie and complete it Looked at an old-fashioned ripple tank Review of frequency and amplitude using the Phet Waves in an Electric Sink simulator
 * Mon 5/5**

Make-up: Read section 26.9 and answer 3 questions Reviewing types of instruments - Blue man group and PVC instrument //(OAS - veggie instruments)// Interference is what waves do when they meet, for sound too! Reversing the wiring on one stereo speaker makes some of the sound disappear Two speakers playing the same note creates loud and quiet spots around the room = constructive and destructive interference
 * Fri 5/2**

--Feed My Starving Children field trip -- Make-up: Google "mythbuster results" and summarize how they tested any 3 myths ( [] ) Brown note, Blown Away
 * Thu 5/1**

Make-up: Use the internet to find out the difference between pitch, intensity, and timbre for sound. Write down your sources and answers Used different musical instruments to make different sounds Three categories for sound changes: Pitch, intensity, and timbre Three categories for instruments: Strings, air columns, and percussion //(OAS - veggie instruments)// //(OAS - Harmonic washing machine resonance)//
 * Wed 4/30**

Make-up: Read section 26.8 and answer 3 questions Resonance is when energy is added at an object's NATURAL frequency causing BIG vibrations Looked at examples: Two tuning forks, kid on a swing, suspension bridge, car on air track Then we thought of our own examples. CP Homework: What happens if you pump your legs half as often on a swing? Twice as often? (Due Wed 4/30)
 * Tue 4/29**

Make-up: Read sections 26.6-7 and answer the 3 questions Why are different sounds different? Sorting pennies by sound Tuning forks are labeled with their natural frequency We can force something, like an acoustic guitar body, to vibrate at other frequencies
 * Mon 4/28**

MODULE #1 of QUARTER #4:
Make-up: Read section 25.9 and answer 3 questions Doppler effect - frequency changes when source or observer is moving Watched clips and listened White board questions about simulators Spinning a tuner on a string in class Can we explain it?
 * Fri 4/25**

Make-up: See Leslie to do a Vee Chart experiment Vee Chart Project - Investigated a question about waves and sound: Day 4: Mythbusters - can a singer break a glass?
 * Mon 4/21-Thu 4/24**
 * How does the mass at the ends of the straws affect the speed of a wave machine?
 * How does the tension hanging from the wave machine affect the wave speed?
 * How does the length of the crinkle tube affect the frequency of the sound produced?

NO SCHOOL!
 * Fri 4/18**

Make-up: Use the internet to find out about the Asian Tsunami on 12/26/2004 and write 3 paragraphs on what happened and how it affected people http://topdocumentaryfilms.com/asian-tsunami-disaster/ Video on devastating waves caused by earthquakes Free write: A) What do you imagine it would have been like for you? or B) What do you think about minimizing the effect of tsunamis?
 * Thu 4/17**

Make-up: Read section 25.8 and answer 3 questions Review of interference - waves running into each other Standing waves: interference makes a wave appear to be standing still Ruben's tube: A visual representation of sound waves Making and measuring standing waves
 * Wed 4/16**

Make-up: Wave addition worksheet What do waves do when they meet? PEO with simulator Interference - the result of waves adding when they meet (+&-) Moire patterns are visual interference patterns of light and dark lines Practice drawing how pulses would add / cancel when they meet.
 * Tue 4/15**

Make-up: Get packet from Leslie and use a computer that can run java to complete it Last term for our sheet: wavespeed Practice measuring wavespeed in a simulator CP Homework: Waves worksheet (pg 3) due Wed 4/16
 * Mon 4/14**

Make-up: Read section 25.2 and answer 3 questions about amplitude and wavelength Frequency and period review Defining amplitude and wavelength Measuring amplitude, wavelength and pulse time with a slinky and on the smartboard //(OAS - people packed in a wave pool)//
 * Fri 4/11**

Make-up: Read section 25.5 & 25.6 and answer 3 questions Commit and Toss Question about how sound works Stadium Waves Defining transverse and longitudinal Phet Simulator Observe: A wave travels through a medium but does not take the medium with it Evidence that our voice isn't like a wind of air to people's ears
 * Thu 4/10**

Make-up:Read Section 25.2 and answer 3 questions about f & T Period of a clock pendulum Adding period to our concept sheet Whiteboard practice with blinky lights OAS: Hounds of Havoc - puppy popping balloons Writing our own physics mad libs CP Homework: Write another question about something repeating and find both f and T. (due 4/11)
 * Wed 4/9**

Make-up:Read Section 25.3 and answer 3 questions Start our waves concept sheet Review frequency A wave is a wiggle in time and space - examples Fun with a vacuum jar Sound experiment -- no air = no sound! CP homework: Give evidence that sound can travel through something other than air (due 4/9)
 * Tue 4/8**

Make-up: N/A About the class Defining frequency Practicing with dots and squiggles Brainstorm different units of time; draw one and think of things with that kind of frequency
 * Mon 4/7**