3/7/2013
Chapter 7
Linear Momentum
Announcements!
WHW4 on Bb due on Fri, 3/8 in class
Class participation & WHW3 grades on Bb (max 48 points)
MP-HW7 opens Thu, 3/6 @ 12:00 am due Mon 3/18 @ 11:59
pm
Off hrs: W(1-3); Th(10-12) @ Petty 336 (NO Off hrs on
FR
3/17/2013
Chapter 7
Linear Momentum
Announcements!
MP-HW7 due Wed 3/20 @ 11:59 pm
Exam2 solutions on Bb
Have a great spring break!
A perfectly elastic collision is one where
the relative speed afterward is equal to
the relative speed before.
2
1
3/17/2013
4/19/2013
Chapter 13
Temperature & Kinetic Theory
Announcements!
MP-HW11 due Mon, 4/22 @ 11:59pm
WHW6 on Bb; due Mon, 4/22 in class
Ideal Gas Law
What is the relationship between the pressure (P),
volume (V) and temperature (T) of a gas?
called the equat
1/27/2013
Motion Diagrams and Graphs
Chapter 2
Describing Motion: Kinematics in One Dimension
Mastering Physics Course-id:
MPSHUKLA55825
Motion Diagrams and Graphs
Special Case: Constant Acceleration
First, a change in notation:
Let us take for convenienc
2/20/2013
Chapter 6
Work and Energy
Announcements!
MP HW5 due on Fri, 2/22 @11:59 pm
WHW3 available on Bb; due in class on 2/25.
NO Office hours tomorrow, Thu 2/21!
Quiz3 solution uploaded on Bb (available after 1 pm
today)
Energy
Energy: a measure of the
2/27/2013
Chapter 7
Linear Momentum
Announcements!
MP HW6 due on Fri, 3/1 @11:59 pm
Written HW3 solution on Bb
MP grades on Bb for HW1 HW5 (lowest grade dropped)
TOTAL (out of 31)
WHW (3); MP-HW (12); Quizzes (4); Exam1 (12)
Exam2 on Fri, 3/1 @ 11:00 am
3/28/2013
Chapter 10
Fluids
Announcements!
MP-HW8 due on Fri 3/29 @11:59pm
MP-HW9 opens Sat 3/30 @ 12:00am; due on Fri 4/5 @ 11:59pm
Mid-semester Feedback (survey)! - ANONYMOUS
Link in email
Will count as a QUIZ!
Example: Sinking Block of Metal
A 10 kg bl
4/26/2013
Chapter 15
The Laws of
Thermodynamics
Announcements!
MP-HW12 due Wed, 5/1 @ 11:59pm
WHW7 due Mon, 4/29 in class
Final Exam Formula sheet on Bb
Returning CLICKERS:
Fill green form and turn clicker+form in Petty 321 AFTER
CLASS
ON MON, 4/29
Heat T
4/5/2013
Chapter 11
Vibrations & Waves
Announcements!
MP-HW9 due on Mon, 4/8 @11:59pm
Written HW5 due in class on Mon, 4/8.
Simple Harmonic Motion
Imagine a mass attached to a stretched spring
Fspring = k x
(restoring force)
equilibrium
when released, th
4/22/2013
Chapter 14
Heat
Announcements!
MP-HW11 tonight @ 11:59pm
MP-HW12 due Wed, 5/1 @ 11:59pm
WHW7 to be on Bb today; due Mon, 4/29 in class
Ancient misconception: heat is a substance (caloric fluid)
which is stored in objects and transferred between
Alla Sirelkhatim
NAME:_
Physics 100
HW Assignment 8: Show Your Work for All Problems
2. Chapter 9 case 4. In bungee jumping, a strong elastic cord or bungee is
used to break the fall of a person who has leapt from a tall platform. This cord
runs from the
Alla Sirelkhatim
NAME: _
Physics 100
Homework 4: Show your work, and use the back as needed!
1. Chapter 3 Case 1. A spring bathroom scale is designed to report the amount of upward force its exerting on
the objects touching its surface.
a. When you first
Alla Sirelkhatim
NAME: _
Physics 100
Homework 6 Answer Sheet: Show Your Work for All Problems
Chapter 7 Case 3. A typical electric oven has two separate heating elements: one on
top and one on the bottom. The bottom element is used for baking while the to
NAME:_
Physics 100
HW Assignment 9: Show Your Work for All Problems
Chapter 9 case 9. A trumpet consists mainly of a long brass tube with a mouthpiece at
one end and a flared opening or bell at the other end. This tube is coiled to make the
trumpet more c
Alla Sirelkhatim
NAME: _
Physics 100
Homework 7 Answer Sheet: Show Your Work for All Problems
Chapter 7 Case 5. Glass transmits the visible light radiated by the white-hot sun but it
absorbs the infrared light radiated by objects near room temperature. Th
Alla sirelkhatim
NAME:_
Physics 100
Homework 5: Show your work, and use the back as needed!
1. Chapter 5 Case 1. A large ship floats motionless at the surface of a still sea, supported by the
buoyant force. Its average density, including the air it co
Physics Exam review Questions:
Chapter 5:
1. A large ship floats motionless at the surface of a still sea, supported by the buoyant force. Its
average density, including the air it contains, is less than that of the seawater.
a. What is the net force on t
4/5/2013
Chapter 11
Vibrations & Waves
Announcements!
MP-HW9 due on Mon, 4/8 @11:59pm
Written HW5 due in class on Mon, 4/8.
Exam3 (Fri, 4/12; 11-11:50am) TOPICS
CHs 7, 8, 9, 10, 11 (SHM only; i.e. upto Sec 11.4)
Formula Sheet uploaded on Bb
ConcepTest Sp
2/18/2013
Chapter 5
Circular Motion;
Gravitation
Announcements!
MP HW5 due on Fri, 2/22 @11:59 pm
Quiz2 scores uploaded on Bb
WHW3 will be uploaded to Bb today; due in
class on 2/25.
Newtons big leap:
Newtons big leap: The same rules govern an
apple falli
3/5/2013
Chapter 7
Linear Momentum
Announcements!
WHW4 on Bb due on Fri, 3/8 in class
Force and Impulse
soft spring
stiff spring
same area
same impulse
F
F
ti
t
t big,
tf
F small
t
ti
t
t
tf
t small, F big
1
3/5/2013
Would you rather land with your legs
2/25/2013
Chapter 6
Work and Energy
Announcements!
MP HW6 due on Fri, 3/1 @11:59 pm
Exam2 on Fri, 3/1 @ 11:00 am
Extra help sessions (in PETTY 308):
Wed, 2/27: 3pm 5pm Jonell Pozo
Thu, 2/28: 10am 12noon DS
ConcepTest Up the Hill
Two paths lead to the top
2/1/2013
Chapter 3
Kinematics in Two
Dimensions; Vectors
Announcements!
MP HW3 due on Wed, 2/6 @11:59 pm
Written HW1 posted on Bb: due on 2/4 in class
Projectiles
M otion along y :
(i ) 0 2 v02 sin 2 2 g ( H 0)
H
v02 sin 2
2g
(ii ) 0 v0 sin .t
H
t
2v0
2/23/2013
Chapter 6
Work and Energy
Announcements!
MP HW5 due tonight @11:59 pm
WHW3 due in class on 2/25.
MP HW6 opens midnight tonight; due Fri, 3/1
@11:59 pm
EXAM2 on Fri, 3/1 @11:00 am
Plan to be here by 10:55 am
Scantrons available @ 10:55 am, OR bri
1/28/2013
Example: Dropping Rocks
Chapter 3
You drop a rock from a bridge to the river 10 m below.
When the first rock has fallen 2.5 m, you drop the second
rock. What is the separation between the rocks when the
first one hits the ground?
Kinematics in T
2/8/2013
Chapter 4
Dynamics:
Newtons Laws of
Motion
Announcements!
MP HW4 opens @ midnight tonight, due on 2/16
@11:59 pm
Quiz1 and Exam1 scores uploaded on Bb
Newtons 1st Law in
action!
1
2/8/2013
The Free Body Diagram.
Newtons Third Law
A
B
Is boxing gl
4/12/2013
Chapter 12
Sound
Announcements!
Mid-Sem Survey (Results on Bb) - Changes keeping in mind the
constraints!
7 hrs a week! LESS!
Distribution of time OK!
Clicker Qs/Lecture
Already implemented more demos; DOC-CAM; EXAM time; practice
problems
Avail
1/31/2013
2-D Kinematics
Chapter 3
Projectile Motion: 2-D problem with constant acceleration
Choose y axis vertical (direction of acceleration)
Kinematics in Two
Dimensions; Vectors
Choose x axis horizontal (other direction of motion)
Horizontal and ve
2/13/2013
Chapter 4
Dynamics:
Newtons Laws of
Motion
Announcements!
MP HW4 due on Sat, 2/16 @11:59 pm
WHW2 has been uploaded on Bb; due on Mon,
2/18 in class
WHW1 grades on BB!
HW Example
The two masses shown in the figure are
each initially 1.80 m above