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Performance Standards Table of Contents How is sound made? –Vibration How do we hear sound? -...
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Transcript of Performance Standards Table of Contents How is sound made? –Vibration How do we hear sound? -...
Performance Standards
Table of Contents• How is sound made?
– Vibration• How do we hear sound? - Video Clip• Why does the fire alarm hurt our ears? - The fire alarm is an emergency
sound.• There are many kinds of sounds.
– How would you describe these sounds?
• How are musical instrument sounds different?
• Different Kinds of Instruments– Some Examples of Instruments – Help Conductor Sound group the
instruments. • I wonder how many of each instrument
are in a high school marching band. - Bar Graph of Instruments in the Marching Band
– Pie Graph of Instruments in the Marching Band
• Performance Standards
How is sound made?
Sounds are made by vibration. When
something vibrates it makes waves that
pass through the air to make sound.
Vibration is when something moves
back and forth.
Put your hand on your throat and
say “AAHH”.
Can you feel the vibration?
http://www.bbc.co.uk/schools/revisewise/science/physical/15_act.shtml
Let’s go to the web site below to watch a video
about sound.
The fire alarm is an emergency sound. It needs to be loud and harsh to get
everyone’s attention during an
emergency.
There are many kinds of sounds.
soft loud
emergency
high
low
pleasant
harsh
How would you describe these sounds?
How are musical instrument sounds different?
http://library.thinkquest.org/J002277/
Musical Instruments
Strings Winds Brass Percussion
There are many different kinds of musical instruments.
Most fall into these four groups.
Some Examples of Instruments
Wind String BrassPercussi
on
clarinet violin trombone drums
flute guitar trumpet cymbals
oboe piano tuba triangle
Help Conductor Sound group the instruments…
I wonder how many of each instrument is
in a marching
band.
This is a bar graph. It shows the number of instruments in each
group.• How many
instruments are in each group?
• Which group has the most?
• Which group has the least?
• Why?
Instruments in the Marching Band
56
0
2216
0
10
20
30
40
50
60
Wind String Brass Percussion
Instruments in the Marching Band
56
0
22
16Wind
String
Brass
Percussion
There is no red in this pie graph. Why?
Here is another kind of graph that shows the same information.
Performance Standards:
S1P1. Students will investigate light and sound.c.Investigate how vibrations produce sound.d.Differentiate between various sounds in terms of (pitch) high or low
and (volume) loud or soft.e.Identify emergency sounds and sounds that help us stay safe.
M1D1. Students will create simple tables and graphs and interpret them.a.Interpret tally marks, picture graphs, and bar graphs.
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