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MESA

Day

Warm-up

Assignments Due

Stamped Stuff

 

Stamps

5/7

Mon

Is it better to watch a baseball game live at the stadium or at home? (At home!)  - Light is faster than sound.

None

 

Waves & Video Notes

 

 

 

5/8

How do you calculate the speed of a wave? 

     V = λf

Phet Wave

Lab  (Due 5/9)

Wave Speed Problem Set

5/9 

What does one Hertz equal to?  

1 Hz = 1 wave/second

Physics Classroom (waves)

 (Due TBD)

 None

None  

 

 

 5/10

How fast does a UV wave travel?

Speed of light! C = 3.0 X 108

What is the only light wave we can see?

ROYGBIV (Visible Light)

EM Packet

Due by Monday 5/14

Notes:  The EM Spectrum

 

 

 

 

5/11

No Warm-up Question Today

Lab: Basic Waves (Slinky – Due by Tuesday, 5/15)

Concept Sheet   25-1 (Vibrations & Waves)

 

5/14

Who broke the sound barrier?  When did this happen?   Chuck Yeager (1947)

Concept Sheets

 25-2 & 25-3 (Due by 5/16)

Slide show Notes

 

 

5/15

What is a Tsunami?  

What causes it to happen?   

Underwater Earthquake causes Tidal Waves.

Tsunami Lab

(Due 5/17)

 

None

None

5/16

Can sound bounce?  

 

Yes!  It’s an ECHO!  SONAR is called Sound Navigation Ranging.  

Waves Quiz (In Class)

Sound Lab (Due 5/18)

None

None

5/17

Sounds travel fastest in what medium? Slowest?  

Fastest in Solids, then Liquids, then gases

 

None  

Stamp Notes

& 26-1

 

 

 

 

Two stamps!  

5/18

What are “beats”?

Two different frequencies that sound simultaneously

None

Sound Problem Set

 

5/21

What’s the Difference between “Yanni and Laurel”

Frequencies!  

             Yanni (Lower f), Laurel (Higher f)

Lab: Mach One (Due by 5/23)

None

None

5/22

What does SONAR stand for? 

Sound Navigation Ranging

Mapping the Ocean Floor (Due by 5/24)

None

None

5/23

No Warm Up Today

Read Decibel Sheet

Do Wave Behavior Applet

None

None

5/24

What is a decibel?  What is its scale?

How much louder is the sound within a 20 dB increase? 
Measures Loudness of Sound.  0 dB – 100 dB 

Twice as much

Decibel Worksheet

None

None

5/25

Sub Day:  COSMOS

Turn in COSMOS Worksheet

None

None

5/29

No Warm-up – Sound Quiz

Sound Quiz  (In Class)

None

None

5/30

What is a light year?  

 

The distance light travels in one year

(c = 300000 km/s)

None

         Light Notes

         Worksheet 27-1  Light

Two Stamps!

5/31

What is Polarization?

Polarized light waves are light waves in which the vibrations occur in a single plane. The process of transforming unpolarized light into polarized light is known as polarization.

Lab: “Shades” (Due 6/4)

None

None

6/4

What is the difference between concave and convex? 

Concave: Curves outward

Convex: Curves inward

Both produce distorted images.

Concept Sheet 29-2 & 29/4

Reflection/Refraction Notes & Video

Stamp

6/5

What are the primary colors of light?

Red, Blue and Green

What are the secondary colors of light?

Cyan, Magenta, and Yellow

Phet Lab: Bending of Light (and color)

None

None

6/6

Red + Blue = Magenta

Blue + Green = Cyan

Red + Green = Yellow

None

Study Guide

Two Stamps

Ms. Henry
John F. Kennedy High School
6715 Gloria Drive
Sacramento, CA 95831
395-5090 x506123
Room B23