• PHYSICS AP

    Instructor: Varden, W.

    E-Mail:  wvarden@westerly.k12.ri.us
    For a copy of the syllabus click HERE 
    For a copy of the AP Reference Sheet click HERE

Agendas

  • Agenda 4/10/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Standing Waves –Notes –Practice Pg 478 28-31   28.    824N 29a.  Node  0, 2.67m, 5.33m, 8.0m   Anti Node  1.33m, 4.0m, 6.67m 29b.  18.6 Hz 30.    2550 Hz 31.    First Harmonic   845 Hz   Second Harmonic  1690 Hz      Third Harmonic      2540 Hz   Next Time: Standing Waves in Air…

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  • Agenda 4/7/2016

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Interference –Notes –Practice Pg 476 24, 25 24a. .431m      24b.  Path difference = λ 25.  800m   Next Time: Standing Waves

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  • Agenda 4/5/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Sound Intensity –Notes  For a copy of the Notes click HERE –Practice Pg 476 #7-15             7a.  5.0 x 10-17W 7b.  5.0 x 10-5W 8. 20km 9. 32 times 10. 10 machines 11. 3.01 dB 12a. 7.96 x 10-2 W/m2 12b. 109dB 12c. 2.82m 13a. 126W 13b. 96dB 14. 3.1 x 10-3W 15a. 2 15b. 5   Next Time: Doppler…

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  • Agenda 4/4/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Sound Introduction  (pgs 443-447) –Notes –Practice Pg 476 #1-6 1..20s 2.32.2°C 3.17.3m and 1.7 x 10-2m 4.516m 5.5.0 x 10-7m 6.18.5m ​ Next Time: Sound Intensity **************************************************************************

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  • Agenda 3/30/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Wave Interactions –Pg 438 #44 - 48 44.  a. 0  b. .30m 45. a. .50m  b. .10m 46a. .25m  b.  .47 N/m  c. .23m  d. -.12 m/s     For a link to the solution to problem 46 click HERE 47.  .75J 48. .99m   Next Time: Assessment Simple Harmonic Motion and…

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  • Agenda 3/29/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Recitation –Get caught up –Ask Questions Next Time: Speed of Waves on Strings *******************************************************************************  

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  • Agenda 3/27/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Wave Introduction, Measuring Waves •Practice Pg. 437 #32-38 32a.  9 cm 32b.  20cm 32c.  .04s 32d.  5.0 m/s 33.5.67 mm 34a.  1.14 x 10-8s 34b.  3.41m 35. .80 m/s 36.12.3m, .082m 37.31.9cm 38a. .20Hz  38b. .25 Hz   Next Time: Speed of Waves on Strings

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  • Agenda 3/24/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Frequency of a Mass Spring System For a copy of the notes click HERE •Review AP reference sheet •Practice pg. 436 #17,19,21,23, 24, 27, 17a. .628 m/s,  b. .500Hz,   c. 3.14 rad/s 19a.  126 N/m  b. 17.8cm 21.   .627s 23a. .30m, .24m  b. .30m  c. 1/6Hz  c. 6.0s 24a.  11.0N left   b.  .88 oscillations 27.  105 complete oscillations 28.  21.9m 28 ​ Next Time: Frequency, Amplitude,…

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  • Agenda 3/22/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Velocity as a function of position notes •Practice pg. 436 #13-16  13a. 28 cm/s  b. 26 cm/s c. 26 cm/s d. 3.5cm 14a. .15J    b. .78 m/s   c. 18 m/s2 15.  39.2N 16.  3.06 m/s ​

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  • Agenda 3/21/2017

    •Learning Objective: –How is energy transferred?  •Daily Question Today: •Return Assessments •Simple Harmonic Motion Notes Pg. 404-418 For a copy of the notes click HERE Practice pg. 434 #1-9 •1a. 24N      b. 60 m/s2 2a.  110N   b.  1.0 x 103 N/m 3a.  4.00m  b.  .909s   c. No, Force is constant 4a.  T = 8.0s     b. No, Restoring force = 0 5a.  60J   b.  49m/s 6a.  575 N/m    b.  46J 7.2940 N/m 8a.  101J   b. 41.2cm  c. 2.84 m/s  d. 90.2 m/s2 9. 2.6 m/s …

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  • Agenda 3/13/2017

    •Learning Objective: –How is an object’s motion changed?  •Daily Question Today: •Momentum Notes For a copy of the notes click HERE •Practice –Pg 170 2, 3, 5, 6, 8, 15, 16, 17, 21, 22, 23 •2a. 8.35 x 10-21 kg m/s •2b. 4.50 kg m/s •2c. 750 kg m/s •2d. 1.78 x 1029 kg m/s •3a. p = 0 •3b. 1.1 kg m/s •5. F = -7.5 x 104 N •6. Δp=364 kg m/s   F = 438N •8a.  8 Ns •8b.  5.3 m/s •8c.  3.3 m/s   •15. 62 s •16. 65 m/s •17a. - .49 m/s •17b. -2.0 x 10-2 m/s •21.  2.66 m/s •22.  6.00 kg •23a.  1.80 m/s •23b.  2.16 x 104 J •Return Assessments Next Time Next…

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  • Agenda 3/8/2017

    Fundamental Question: •How is rotational motion changed? Today: Recitation •Science News •Daily Question •Assessment Tomorrow! •Remember to do Do: Pg 251 42-45 42a. 7.08 x 1033 Js   b. 2.66 x 1040 Js 43. 17.5 Js clockwise 44.  .91 km/s 45.  8.0 rev/s Next Time: Assessment

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  • Agenda 3/1/2017

    Fundamental Question: •How is rotational motion changed? Today: Static Equilibrium •Science News •Daily Question •Rotational Kinetic Energy •Pg 250 #35 - 38 Next Time: Angular Momentum 35a. 500J    b. 250J   c. 750J 36. .150 kgm2 37.  276J 38a. 1.37 x 108J 38b. 5.11 hours

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  • Agenda 2/28/2017

    Fundamental Question: •How is rotational motion changed? Today: Static Equilibrium •Science News •Daily Question •Moment of Inertia •Pg 249 #25, 26, 27 25a. 99.0kgm2   b. 44.0kgm2   c. 143 kgm2 26.149 Nm, 66.0 Nm, 215 Nm 27. .31 Next Time: Rotational Kinetic Energy

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  • Agenda 2/27/2017

    Fundamental Question: •How is rotational motion changed? Today: Static Equilibrium •Science News •Daily Question •Pass Back Assessment •Static Equilibrium Notes •Pg 246 #11, 12, 13 11. 312N 12. 567N, 333N 13. R=107N, T=157N Next Time: Moment of Inertia

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