AP PHYSICS LARGE GROUP

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AP PHYSICS LARGE GROUP

• CYCLE 21
• Thurs., Mar 23, 2006
• GUEST SPEAKER
• Dr. Stephen Padalino
• SUNY Geneseo Physics Department

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AP PHYSICS NAME _____________________ MR.
WHITMAN QUIZ OSCILLOSCOPE MARCH 24, 2006
Below are two different wave patterns of two
different tones. The time scale is in
milliseconds. Assume that the speed of sound is
340 m/s.

• Solve for the following
• Frequency (f) of the sound.
• Solve for the wavelength (l) of the sound.

• 2. Solve for the following
• Frequency (f) of the sound.
• Solve for the wavelength (l) of the sound.

3
AP PHYSICS NAME _____________________ MR.
WHITMAN QUIZ OSCILLOSCOPE MARCH 24, 2006
Below are two different wave patterns of two
different tones. The time scale setting is also
shown. Assume that the speed of sound is 340 m/s.

• Solve for the following
• Frequency (f) of the sound.
• Solve for the wavelength (l) of the sound.

• 2. Solve for the following
• Frequency (f) of the sound.
• Solve for the wavelength (l) of the sound.

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The Grapefruit and the Moon
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The impact of science on the 20th century
Pictures by the Emilio Segre Library and NASA
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Part 1The Grapefruit
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U-235 Chain Reaction
Enrico Fermi The Italian Navigator
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U-235 Chain Reaction
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Proof of Principle The First Nuclear Reactor
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Uranium 235
Marie Curie
Lise Meitner
Earnest Rutherford
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Separation U235 (lt0.8) U238 (99.2)
13
Oak Ridge
14
The Cotton Woods
15
First Light
Oppi
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The Hydrogen Bomb
17
The Stars
18
Intermission
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Part 2The Moon
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Rocket Science
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Mercury Alan Shepard
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Apollo - Saturn V (The Moon Rocket)
First Stage (S-IC) GET Lift off - 2.5
minutesAltitude 38 milesEngines Five F-1
engines Second Stage (S-II) GET 2.5 minutes -
8.5 minutesAltitude 115 milesEngines Five J-2
engines Third Stage (S-IVB) ( parking orbit )
GET 8.5 minutes - 11.25 Altitude 315
milesEngines One J-2 engines Third Stage
(S-IVB) ( translunar trajectory ) Engines J-2
is reignited for translunar burn
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Apollo - Saturn V (The Moon Rocket)
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The LEM
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Lunar Decent
Buz Aldrin
Neil Armstrong
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Touchdown
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First Tracks
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Permanent marks on the Moon
29
Mr. Galileo
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Troglodytes
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The End