33. (III) 1 agree to hire you for 30 days. You can decide between
two methods of payment: either cfw_1) $1000 a day, or (2) one
penny on the first day, two pennies on the second day and
continue to double your daily pay each day up to day 30.
Use quick es
1A Fall 2014 HW 2 Rubric
1 point for each ungraded problem completed. 29 possible points total.
Problem 1 (5 points)
Q
5.0
W
4.5
E
R
Z
4.5
2.0
0.0
Correct
Incorrect uncertainty (e.g., didnt use experimental results, found uncertainty in distance instead o
Physics 1A Homework 1 Due 1:42pm Thursday October 9 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 1 & 2
Required Problems (from the Problems sections) Chapter 1: 32, 40, 60. Chapter 2: 8, 16, 20, 3
Physics 1A Homework 2 Due 1:42pm Thursday October 16 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 2 & 3
Required Problems (from the Problems sections) Chapter 2: 46, 48, 56, 74, 82 Chapter 3: 26,
1A Fall 2014 HW 1 Rubric
1 point for each ungraded problem completed. 27 possible points total.
Problem 1 (5 points)
Q
W
E
Z
5.0
4.5
1.0
0.0
Correct
Wrong sig-gs or units, arithmetic error
Wrong method for nding volume
Blank/insucient work.
Problem 2a (3
Physics 1A Lecture 17
Benjamin Cain
December 4, 2014
Announcements
HW8 due NOW
HW9 posted, due 12/11.
Q2 Regrades in by 4pm today (end of admin OH)
Notes on the Final Exam
Final Exam: December 16, 10:30am Roessler 66
Bring a picture ID & bring a calculato
Physics 1A Lecture 18
Benjamin Cain
December 9, 2014
Announcements
HW9 due Thursday (12/11)
Q3 & HW7 returned after class
Notes on the Final Exam
Final Exam: December 16, 10:30am Roessler 66
Bring a picture ID & bring a calculator!
Final Exam review sessi
Physics 1A Lecture 8
Benjamin Cain
October 28, 2014
Announcements
HW4 - Due Thursday
Extra OH - tomorrow afternoon, details TBA
Q1 - Available after class
Q2 - coming soon, 11/4, covering through Ch5 (emphasis on
vectors & forces)
Gradebook2 - HW1,HW2, an
Physics 1A Lecture 16
Benjamin Cain
December 2, 2014
Announcements
HW6 returned after class today, HW7 returned Thursday
HW8 due Thursday, 12/4
Q2 Regrades in by 12/4 at 4pm (end of admin OH)
Notes on the Final Exam
Final Exam: December 16, 10:30am Roessl
Physics 1A Lecture 15
Benjamin Cain
November 25, 2014
Quiz
QUIZ 3: 30 minutes
Possibly useful information:
p = mv
E = W = F x
p = J = Fnet t
KE = 1 mv 2 =
2
p2
2m
Fnet = ma
1
KE = 2 I 2
PEg = mgy
1
PEs = 2 kx 2
L = I
Fg = mg
Fs = kx
P = W /t
= 2f = 2/T
n
Physics 1A Lecture 14
Benjamin Cain
November 20, 2014
Announcements
HW7 - Due NOW
HW8 posted by 11/25, due 12/4
Q3 11/25 on Chapters 6-8
Static Equilibrium
Breaking Things
Static Equilibrium
Newtons Second Law
In general,
Fnet = ma
net = I
Statics
We can
Physics 1A Lecture 13
Benjamin Cain
November 18, 2014
Announcements
HW5 - available after class
HW6 - Due NOW
HW7 due 11/20 - Thursday!
Q3 11/25 on Chapters 6-8
Quick Review
Rolling Downhill
Rotational Motion & Energy
Rotational Motion & Momentum
Examples
Physics 1A Lecture 12
Benjamin Cain
November 13, 2014
Announcements
HW6 - Due Tuesday (11/18); notes on Problem 1.
HW7 posted already, due 11/20
Q3 11/25 on Chapters 6-8
Momentum Examples
Rotational Kinematics
Torque
Moments of Inertia
Momentum Examples
P
Physics 1A Lecture 11
Benjamin Cain
November 6, 2014
Announcements
Next Tuesday is Veterans Day - No class
HW5 - Due NOW
HW6 posted after class, due 11/13
Q1 Regrade deadline: Today, end of Admin OH.
Finishing Up: Power and Eciency
Linear Momentum
Collisi
1A Fall 2014 HW 3 Rubric
1 point for each ungraded problem completed. 15 possible points total.
Problem 1, part (a) (3 points)
Q
W
3.0
2.5
E
1.5
R
1.5
T
Z
0.5
0.0
Correct
Minor math error, incorrect sig-gs or units
Gives only one component of the force (e
Physics 1A Homework 2 Due 1:42pm Thursday October 16 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 2 & 3
Required Problems (from the Problems sections) Chapter 2: 46, 48, 56, 74, 82 Chapter 3: 26,
1A Fall 2014 HW 4 Rubric
1 point for each ungraded problem completed. 30 possible points total.
Problem 1, parts (a)&(c) (5 points)
Q
W
E
R
Z
5.0
3.5
2.0
0.5
0.0
Correct
1 incorrect diagram
2 incorrect diagrams
3 incorrect diagrams
Blank/insucient work.
P
Physics 1A Homework 9 Due 1:42pm Thursday December 11 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 16 sections 1-4, 18 sections 1-6 & 19 sections 1-4
Required Problems (from the Problems sections)
Physics 1A Homework 8 Due 1:42pm Thursday December 4 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 9 & 10
Required Problems (from the Problems sections) Two will be graded, all are required. Chapte
Physics 1A Homework 7 Due 1:42pm Thursday November 20 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapter 8
Required Problems (from the Problems sections) Two will be graded, all are required. Chapter 8:
1A Fall 2014 HW 8 Rubric
1 point for each ungraded problem completed. 30 possible points total.
Problem 1 (5 points)
Q
W
E
R
T
Z
5.0
4.5
3.0
3.0
1.0
0.0
Correct
Minor errors; (Wrong sig-gs or units, Algebra, arithmetic)
Error in obtaining Tension along wi
1A Fall 2014 HW 7 Rubric
1 point for each ungraded problem completed. 30 possible points total.
Problem 1 parts (a) and (b)(6 points)
Q
W
E
R
T
Z
6.0
5.0
4.0
3.0
2.0
0.0
Correct
One incorrect out of the moment of inertia or the 3 free-body diagrams
Two of
Physics 1A Homework 7 Due 1:42pm Thursday November 20 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapter 8
Required Problems (from the Problems sections) Two will be graded, all are required. Chapter 8:
Physics 1A Homework 6 Due 1:42pm Tuesday November 18 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapter 7
Required Problems (from the Problems sections) Two will be graded, all are required. Chapter 7: 8
Physics 1A Homework 6 Due 1:42pm Tuesday November 18 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapter 7
Required Problems (from the Problems sections) Two will be graded, all are required. Chapter 7: 8
Physics 1A Homework 5 Due 1:42pm Thursday November 6 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 6
Required Problems (from the Problems sections) One will be graded, all are required. Chapter 6:
Physics 1A Homework 5 Due 1:42pm Thursday November 6 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 6
Required Problems (from the Problems sections) One will be graded, all are required. Chapter 6:
Physics 1A Homework 4 Due 1:42pm Thursday October 30 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 4&5
Required Problems (from the Problems sections) Two will be graded, all are required. Chapter 4
Physics 1A Homework 4 Due 1:42pm Thursday October 30 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapters 4&5
Required Problems (from the Problems sections) Two will be graded, all are required. Chapter 4
Physics 1A Homework 3 Due 1:42pm Thursday October 23 2014. Remember to show your work!
Name (Last,First):
Collaborators:
From the text. . .
Reading Chapter 4
Required Problems (from the Problems sections) Chapter 4: 4, 12, 20, 60, 62 One will be graded, a
Midterm 1 practice problems.
1) A car takes 14m to stop from a speed of 30mph. What distance does it take for the same car to come
to a stop from 60mph, assuming the brakes provide the same acceleration? Ignore reaction time and
wind resistance. Justify y