HOMEWORK:

assigned Wednesday 021220
due Thursday 021320
(1) download,print, and complete worksheet "Electrostatics:

assigned Tuesday 020420
due Wednesday 020520
(1) download, print, and read Lab "Static Electricity"
(2) worksheet "Springs" #11, 13, 14, 16

assigned Monday 020320
due Tuesday 020420
(1) Construct graph from part II from lab
(2) download, print, and complete worksheet "Springs" #1, 3, 5, 9 (per 3/4 and 8/9 only)

assigned Monday 012720
due Tuesday 012820
(1) download, print, read, bring to class "Lab: Spring Constant"
(2) download, print, and complete worksheet "Conservation of Energy" (odd #'s)

assigned Friday 011020
due Monday 011320
ANSWER to prob 69 (pg 207) can be found here
(1) Download and print "Lab  Conservation Momentum" ... Lab is due next Friday (heading, objective, observations, data table, conclusion questions)
(2) finish remaining questions on worksheet "Conservation of Momentum"
(3) QUIZ  MONDAY  Universal gravitation, impulse, momentum, and 1dimension conservation of momentum
(4) ANSWERS to worksheet "Impluse & Momentum" (1) 270 Ns; (2) 6 Ns; (3) 4 s; (4) 240,000 N; (5) 150 kg m/s; (6) 7 m/s; (7) 5 kg; (8) (a) 480, (b) change in momentum, (c) +480, (d) +480, (e) +48 m/s, (f) 480, (g) 60 N, (h) 240 N; (9) (a) 120, (b) +60 m/s; (10) (a) 293, (b) 3.9 s; (11) (a) 784 kg, (b) 19,600, (c) 19.6 s.; (12) 10 N; (13) (a) 220,000 N, (b) 23 times larger; (14) (a) 76 m/s, (b) 10.9, (c) 13,680 N, (d) 95,000 m/s2
(5) ANSWERS to worksheet "Conservation of Momentum": (1) +16 m/s; (2) 420 m/s; (3) 0.80 m/s; (4) +10 m/s

assigned Wednesday 010820
due Thursday 010920
(1) worksheet "Impulse & Momentum" prob #10#14
(2) download, print, and complete "Conservation of Momentum" prob #1#2

assigned 010720
due Wednesday 010820
(1) download, print, and complete worksheet "Impulse & Momentum" #1#9

assigned Friday 010320
due Monday 010620
(1) finish remaining problems "Universal Gravitation"
(2) answers to even # problems (2) d, (4) 5 kg, (6) b, (8) c, (10) (a) decrease by factor of 16, (b) increase by factor of 5, (c) decrease by factor of 3, (d) increase by factor of 6, (e) no change, (12) a, (14) 3.98 x 1011 N, (16) 3.53 x 10 22N, (18) 5 m/s2, (20) 3.2 x 107 N, (22) (a) force of gravity, (b) v = 4320 m/s (23) altitude = 8.67 x 107 m. v = 235 m/s

assigned Thursday 010220
due Friday 010320
(1) download, print, and complete wprksheet "Universal Gravitation" prob. #1#21 odd

assigned Tuesday 121719
due Wednesday 121819
(1) text Chpt 5 prob #13, 14
(2) finish worksheet "Vertical Circles"
(3) answers to "Vertical Circles" (1b) 27 m/s2; (1c) 67.5 N; (1d) 12 42.5 N, 3/9 67.5 N, 6  92.5; (2a) 36 m/s2; (2b) 2340 N; (2c) 1690 N, 2990 N; (3) 5.9 m/s; (4) 11.2 m/s, 15.8 m/s; (5b) 16.5 N; (5c) Fnormal, weight; (5d) 12 533 N, 6  562 N; (6) 1070 m.

assigned Monday 121619
due Tuesday 121719
(1) download, print, and complete worksheet "Vertical Circles" #1#3
(2) ANSWERS to previous HW: Chpt 5 (2) a = 1.52 m/s2 toward center of circle; F = 38.0 N towards center; (6) max vel = 14 ms/; friction would have no effect; (16) FT1 = 4pi2f2(m1r1 + m2r2) and Ft2 = 4pi2f2m2r2; (20); u = 0.23

assigned Friday 121319
due Monday 121619
(1) text Chpt 5: prob #2, 6, 9, 16, 17, 20, 21

assigned Tuesday 121019
due Wednesday 121119
(1) finish questions #710 on worksheet "Circular Motion"

assigned Monday 120919
due Tuesday 121019
(1) download, print, and complete worksheet "Circular Motion" prob. #1#6

assigned Friday 112219
due Monday 112519
(1) download, print, and complete worksheet "Incline Plane" prob. #1#5, #9
due Wednesday 112719
(2) complete "Lab  Newton's 2nd Law" and "Lab  Coefficient of Friction" ... heading, lab #/title, objective, observations, data table(s), calculations, conclusion questions, graph(s)

assigned Wednesday 112019
due Thursday 112119
(1) text Chpt 4 pgs. 108 prob #45, 46, 50 (here is a link to the video answers from Chpt. 4 textbook questions Chpt 4 videos )

assigned Tuesday 111919
due Wednesday 112019
(1) download, print, and complete worksheet "Friction Forces" (do the even # problems)
(2) Quiz  Newton's Laws and Friction FRIDAY

assigned Monday 111819
due Tuesday 111919
(1) Construct graphs from Lab  (Conclusion quesion #1) use average forces on yaxis and normal force on xaxis
(2) Answers to "Newton's Laws" (2) Fnet = 0; (4) directly proportional; (6a) west; (6b) faster; (6c) slow down; (8) 10N, 50N, 1.64 N, 8.2 N; (10) (b); (12) (b); (14) (d); (16) 5 kg; (18) (d); (20) 114 kg, 2 kg, 7 kg; (22) 150 N; (24) (b); (26) 40 N; (28) a = 0.625 m/s2, F = 1650 N; (30) 20 N, 20 N; (32) water pushes back; (36) 20 m/s2; (38) 7.5 m/s2; (40) (c); (42) (a) equal, (b) equal; (44) (a) Fh = 12.3 N, Fv = 8.6 N; (b) Fg = 100 N, (c) FN = 91.4 N, (d) a = 1.23 m/s2

assigned Friday 111519
due Monday 111819
(1) worksheet "Newtons Laws" finish remaining questions

assigned Thursday 111419
due Friday 111519
(1) download, print, and complete worksheet "Newtons Laws"  odd #'s

assigned Friday 110819
due Tuesday 111219
(1) Lab #8  "Equilibrant" ... heading, title, objective, diagram/sketch, calculations (addition of vectors), calculation & analysis (%error), conclusion questions (download the complete lab  conclusion questions will be found here)
(2) Lab #10  "Newton's 2nd Law" ... Period 3/4  construct graph related to Part I of Lab ... Period 7/8  construct graphs related to Parts I and II
(3) download, print, and complete worksheet "Equilibrant" ques. # 1, 3, 5

assigned Thursday 110719
due Friday 110819
(1) download, print, and read "Lab  Newton's 2nd Law" and bring to class
(2) finish Lab #8  Equilibrant

assigned Monday 102819
due Tuesday 102919
(1) Chpt 3 prob #32(a), 38
(2) worksheet "Projectiles II" prob #4 (assume it is shot from the ground), #6

assigned Friday 102519
due Monday 102819
(1) download, print, and complete worksheet "Projectiles II" prob #1 & #5 (per 3/4 and 8/9 should also do #8  per 7/8 will do this question Monday night for HW)
(2) text Chpt 3 pg 72 prob #22 (per 3/4 and 8/9 should also do #36  per 7/8 will do this question Monday night for HW)
(3) text Chpt 3 pg 76 prob #70 and #73

assigned Monday 102119
due Tuesday 102219
(1) download, print, and complete worksheet "Projectiles I" prob #1#5

assigned Thursday 101719
due Friday 101819
(1) PERIOD 3/4 & 8/9 download, print, and complete worksheet "Perpendicular Vector Components" prob #1, 3, 5, 7
(2) PERIOD 7/8: practice Vector addition
(3) ANSWERS TO HW  "VECTOR ADDITION  Graphical & Algebraic" (1a) 32.3 m 21.8o N of E; (1c) 55.9 m 63.4o W of S; (1g) 89.4 m/s 26.6o S of W; (2a) 49.5 m/s 45o S of E; (2c) 16.2 m 21.8o W of S; (2f) 46.8 m. 47o S of W
(4) ANSWERS TO HW  "VECTOR ADDITION  Components" (1a) 51.5 m. 31o W of N; (1b) 52.7 m/s 11.4o N of E; (1c) 89.3 m. 33.5o W of N

assigned Wednesday 101619
due Thursday 101719
(1) Download, print, and complete worksheet "Vector Addition by Components" #1#3

assigned Tuesday 101519
due Wednesday 101619
(1) download, print, and complete "Vector Addition  Graphical and Algebraic" prob#1a, c, g; #2a, c, f; (use remaining problems as practice over the next few days)

ANSWERS to "Kinematics"
(35a) yes (35c) 1.28 m/s/s (36a) 29.4 m/s (36b) 28.7 s. (36c) 2.05 m/s/s (37a) 48 m/s (37b) 17.5 s. (37c) 840 m. (38a) 1716 m. (38b) 9.62 s. (39) 28.5 m/s (40) A, 42 m. (41) No, 8.6 m/s (49) 50 m/s, 80 m/s, 320 m. (50) 500 m., 100 m/s (51a) 0 m/s (51b) 6.6 s. (51c) 218 m. (51d) 6.6 s. (51e) 66 m/s (52a) 6.1 s. (52b) 71.5 s (52c) 7.1 s.

assigned Monday 100719
due Thursday 100819
(1) Worksheet "Kinematics" prob #52, 53
(2) text Chpt 2 pgs. 4447 prob. #40, 41, 70
(3) TEST  "Kinematics" Thursday & Friday

assigned Friday 100419
due Monday 100719
(1) worksheet "Kinematics" prob #47#51
(2) worksheet "D_V_A Graph Comparisons"
(3) Period 7/8 can view their video and data from "free fall DEMO"

assigned Thursday 100319
due Friday 100419
(1) Period 3/4 and 8/9 can download their respective videos and EXCEL spreadsheet with relevant data
(2) download, print, and complete "Quantitative Analysis of Motion Graphs"

assigned Wednesday 100219
due Thursday 100319
(1) worksheet "Kinematics" prob #35
(2) download, print, and complete "HW_questions_29_and_68"

assigned Friday 092719
due Wednesday 100219
(1) Lab  Kinematics I (Constant Velocity) ... download instructions for combining lab reports for bowling ball/hovercraft and red/blue cars
(2) Ques. #1  Two locomotives approach each other on parallel tracks. Each has a speed of 95 km/hr with respect to the ground. If they are initially 8.5 km apart, how much time elapses before they reach each other?
(3) Ques. #2  A car is traveling 12.5 m/s and slows down at a constant 0.50 m/s/s. Calculate (a) the distance the car travels before it comes to a complete stop, (b) the amount of time required for it to stop, and (c) the distance the car travels between t = 1.00 s and t = 5.00 s.

assigned Thursday 092619
due Friday 092719
(1) worksheet "Kinematics" up to ques. #32

assigned Wednesday 091819
due Thursday 091919
(1) Per. 3/4 and 8/9: "Kinematics" #10#21
(2) Per. 7 download and print out both the data table and graph from Lab. Draw tangent lines and calculate slope for each.
(3) "Kinematics" prob. #13#21
(4) QUIZ  FRIDAY "KINEMATICS"

assigned Tuesday 092019
due Wednesday 091819
(1) Period 3/4 and Period 8/9 ONLY ... download and print out data table and graph from class ... draw tangent lines at t = 1, t=2. t = 3, t = 4 seconds and determine the slopes of the tangents lines.
(2) Period 7/8 ONLY ... Worksheet "Kinematics" problems #10  #15

assigned Monday 091619
due Tuesday 091719
(1) download, print, and complete Worksheet "Kinematics" prob. #1#9

assigned Friday 091319
due Monday 091619
(1) download, print, and complete Worksheet "Graphs & Proportions"
(2) QUIZ Monday 091619 ... measurements, sig figs, estimations, orders of magnitude, graphs & proportions, Labs #1 & #2

assigned Thursday 091919
due Friday 091319
(1) download and print Lab #3: Kinematics
(2) construct graph of Distance (yaxis) vs average time (xaxis) using the information collected in class today (download data for your specific period). See "Analysis and Calculations question #1 on the lab sheet for directions for the graph.

assigned Wednesday 091119
due Thursday 091219
(1) download, print, and complete "Estimations"
(2) Lab #2  "Period of Pendulum" due Monday (see "Laboratory Reports" for proper lab report construction)

assigned Tuesday 091019
due Wednesday 091119
(1) download, print, and complete "Conversions & Trig." problems #1a, b, d, e, g, h

assigned Monday 090919
due Tuesday 091019
(1) reconstruct a new graph of Period (T) vs Length (L) using all of your collected data
(2) construct a second graph of "T squared" vs. L (download the graph paper provided for that 2nd graph

assigned Friday 090619
due Monday 090919
(1) Construct a graph (using the graph paper supplied  download and print it out) and predict what length would be necessary to produce a period of 4.20 seconds

assigned Wednesday 090419
due Thursday 090519
(1) Lab #1  due Monday include all measurements and answers to questions on the back (if you to redo the measurements or neaten up your lab, you can download and print another copy from this website  off to the right)
(2) download and print out a copy of Lab #2  Period of a Pendulum
(3) download and read "Course Introduction"
Documents:

09/27/19 Homework Problem #1
Chapter 2 problem 9