Greetings & Welcome Kernersville Middle School 6 th Grade Science, Teacher: Mrs. Edna Thompson, ESSENTIAL QUESTION (E.Q. – Classwork) Why does someone with a job in music need to understand the elements of sound? HOMEWORK (H): Study “Study Guide 7” test Friday CLASSROOM CAPTAINS /7 to 2/18/11 Bi-Weekly Treats CAPTAINS FOR 2 CLASSES/2 WKS = 3 TREATS; Restroom=4 TREATS 1 st Paper–Kaley, YanelyAssistant –SierraBooks–Jose D., JalilFolders –Gabriella, Jose C.Restroom –Cynthia 2 nd Paper–Josiah, LuisAssistant –JosephBooks–Jared, ValerieFolders –Joshua, CarsonRestroom –Ethan 3 rd Paper–Katelyn, JosephAssistant –Jalil, KaleyFolders –Grant, YanelyCafeteria –Grant, KatelynRestroom –Jose 4 th Paper–JosephAssistant –Ethan, JaredFolders–Josiah, LuisTrash –Joshua, CarsonRestroom –Valerie

SCIENCE TEST FEBRUARY 16 WEDTest in 2 days 17 THU Test Tomorrow 18 FRITest Today REMINDER! 5 more school days! 18

ACTIVATION (10 minutes) Match each sound property with its definition. 1.__intensity 2.__decibels 3.__pitch 4.__frequency 5.__Doppler effect 6.__ultrasound a)sound waves with frequencies so high they are above the range we normally hear b)the principle that explains why we hear sounds differently during movement c)the unit of measurement for the intensity of sound d)distinguished high and low sounds e)number of wavelengths in a unit of time f)the amount of energy a sound has over an area f c d e b a

My dog may be responding to an infrasound. VOCABULARY (5 minutes) What I think it is…

infrasound (n): sound waves with frequencies lower than what we normally hear VOCABULARY (5 minutes)

LEARN SOMETHING NEW (5-10 minutes) We will complete sound experiments using GLASS beakers and water. 1.You must pay attention to every step in the experiment. 2.You must follow all instructions exactly. 3.Do not touch the beakers.

LEARN SOMETHING NEW (5-10 minutes) 4.Clear your desktop, stack all personal items along the wall neatly – keep one pencil 5.Write your name, date and period on your packet 6.Sit at your table with your group

LEARN SOMETHING NEW (5-10 minutes) REMINDERS 7.You are responsible for this experiment; write all of your answers down 8.You are responsible for working safely; do not touch anything without being told to do so

LEARN SOMETHING NEW (5-15 minutes) Student in seat 1 measure the distance from the top of bottle A to the surface of the water in cm. Everyone record that answer. ½”

LEARN SOMETHING NEW (5-15 minutes) Student in seat 2 measure the distance from the top of bottle B to the surface of the water in cm. Everyone record that answer. ½”

LEARN SOMETHING NEW (5-15 minutes) Student in seat 3 measure the distance from the top of bottle C to the surface of the water in cm. Everyone record that answer. ½”

LEARN SOMETHING NEW (5-10 minutes) Make a prediction of what you think the pitch will sound like if you blow across the top each bottle; Circle your answer on the paper and write your explanation of why you think so.

LEARN SOMETHING NEW (5-10 minutes) Check your prediction by blowing across the bottle; each person can take a turn starting with seat 4. Write your answer on the Data recording worksheet. sound

SUMMARIZING: Write your response on your E.Q. Log (3-5 minutes) What elements of sound have you experienced today in this classroom? (>/= 3-5 sentences) CLASSROOM CAPTAINS /7 to 2/18/11 Bi-Weekly Treats CAPTAINS FOR 2 CLASSES/2 WKS = 3 TREATS; Restroom=4 TREATS 1 st Paper–Kaley, YanelyAssistant –SierraBooks–Jose D., JalilFolders –Gabriella, Jose C.Restroom –Cynthia 2 nd Paper–Josiah, LuisAssistant –JosephBooks–Jared, ValerieFolders –Joshua, CarsonRestroom –Ethan 3 rd Paper–Katelyn, JosephAssistant –Jalil, KaleyFolders –Grant, YanelyCafeteria –Grant, KatelynRestroom –Jose 4 th Paper–JosephAssistant –Ethan, JaredFolders–Josiah, LuisTrash –Joshua, CarsonRestroom –Valerie