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The micrometer (1 m) is often called the "micron." (a) How many microns make up 4.0 km? 4.0e9 4.00e+09 m (b) What fraction of a centimeter equals 3.0 m? 3e-4 0.0003 (c) H
PHYS 1100
Fall 2011
I.
II.
Systems of objects
NSL examples of
systems
How to Solve NSL Problems
1.
Draw sketch
2.
Draw FBD
3.
Pick coordinate system
4.
Set up NSL equation(s)
5.
Solve for unknown(s)
PHYS 1100
CT1:
Fall 2011
A crate of mass m1 rests on a f
Physics 1100, Fall 2013, Exam 2, Emphasis: Chapters 2 and 4
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Physics 1100, Fall 2013, Exam 3, Emphasis: Chapters 5 and 6
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PHYS 1100: Introduction to Physics
Summer 2011
Chapter 1
I.
Measurements and comparisons
A. We measure an object/event by comparing it to a standard
1. Standards must be accessible and invariable
2. Base standards are agreed upon by the scientific communi
PHYS 1100: Introduction to Physics
Fall 2013
Chapter 3: Vectors
I.
Magnitude vs. magnitude and direction
A. Sometimes we deal with quantities that have a magnitude
1. which is sufficient to fully describe the quantity
a) Examples are time and temperatures
PHYS 1100: Introduction to Physics
Fall 2013
Force and motion - I
I.
Force and acceleration
A. Change in
1. position is velocity
2. velocity is acceleration
B. What causes acceleration? Forces
1. Forces push or pull on things to speed them up or slow
them
PHYS 1100: Introduction to Physics
Fall 2013
Force and motion - II
I.
Some more particular forces
A. in Chapter 5, we were introduced to several common forces
r r r
1. FG , FN , T
r
2. We also introduced the idea of the frictional force f
B. In this chapt
PHYS 1100: Introduction to Physics
Fall 2013
Kinetic Energy and Work
I.
What is energy?
A. Loosely put, energy describes the state of an object
1. Example: cannonball
a) A cannonball laying on the ground doesnt seem like it has much
energy
b) A cannonball
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SUMMER 2009 PHYS 1100 FOR KENNETH MATTHEWS
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PHYS 1100
Fall 2011
I.
II.
NSL examples
Newtons Third Law
How to Solve NSL Problems
1.
Draw sketch
2.
Draw FBD
3.
Pick coordinate system
4.
Set up NSL equation(s)
5.
Solve for unknown(s)
PHYS 1100
Fall 2011
From last lecture:
EX3:
A box of mass m slides u
PHYS 1100
I.
II.
Finding Vector Components
Multiplying by a Scalar
Fall 2011
III.
IV.
Adding Vectors
Subtracting Vectors
PHYS 1100
EX1:
Fall 2011
What are the magnitude and direction of each of the following vectors?
A = 4i 3 j
B = 5i + 12 j
PHYS 1100
CT1
PHYS 1100
Fall 2011
I.
NSL examples
How to Solve NSL Problems
1.
Draw sketch
2.
Draw FBD
3.
Pick coordinate system
4.
Set up NSL equation(s)
5.
Solve for unknown(s)
PHYS 1100
Fall 2011
PHYS 1100
CT1:
Fall 2011
A lamp hangs from a cord in an elevator as th
PHYS 1100
Introduction to Physics
Fall 2011
Hand-In Homework 6
Due at the beginning of class, Wednesday, October 26
1. The plot below shows the velocity versus time plot for an object moving along a straight line.
(a) What is the displacement of the objec
PHYS 1100
Fall 2011
I.
II.
Systems of objects
NSL examples of
systems
How to Solve NSL Problems
1.
Draw sketch
2.
Draw FBD
3.
Pick coordinate system
4.
Set up NSL equation(s)
5.
Solve for unknown(s)
PHYS 1100
CT1:
Fall 2011
A crate of mass m1 =10 kg rests
PHYS 1100
Introduction to Physics
Fall 2011
Hand-In Homework 4
Due at the beginning of class, Wednesday, October 5
1. A crate of mass m1 = 24 kg rests on a rough plane inclined at an angle = 40 above the horizontal
with k = 0.32 and s = 0.35. The crate is
PHYS 1100
Fall 2011
I.
Dimensional Analysis
II.
Fermi Problems
PHYS 1100
MC1:
Fall 2011
Which of the three animals below is traveling the fastest?
A. An aardvark at 7.9 km/hr
B. A baboon at 2.1x106 m/s
C. A camel at 12000 cm/min
D. They are all traveling
PHYS 1100
Fall 2011
I.
III.
Introduction to the course
A.
Instructor
B.
Course components
C.
Grading
D.
Resources
How to succeed in this
course
A.
Using the textbook
B.
Working the homework
PHYS 1100
Fall 2011
Instructor: Raymond Chastain
Office: 368 Nich
PHYS 1100
I.
II.
Trigonometry Review
Vectors and Scalars
Fall 2011
III.
IV.
Unit Vectors
Finding Vector Components
PHYS 1100
EX1:
Fall 2011
You walk 12 meters in the direction 25 degrees west of north. How far did
you walk north? How far did you walk west
PHYS 1100
Fall 2011
I.
III.
IV.
V.
VI.
How to succeed in this
course
A.
Using the textbook
B.
Working the homework
Unit systems
A. English
B. Metric
Derived Units
Unit Conversions
Dimensional Analysis
PHYS 1100
CT0:
Fall 2011
What grade are you interested
PHYS 1100
Fall 2011
I.
Types of Forces
A.
Weight
B.
Normal
C.
Friction
D.
Tension
II.
Newtons First Law
III.
Newtons Second Law
PHYS 1100
Fall 2011
Section 1
12
10
8
6
4
2
0
Average = 26.6
Median = 28
PHYS 1100
Fall 2011
Section 2
90
80
70
60
50
40
30
20
PHYS 1100
Fall 2011
I.
II.
Systems of objects
NSL examples of
systems
How to Solve NSL Problems
1.
Draw sketch
2.
Draw FBD
3.
Pick coordinate system
4.
Set up NSL equation(s)
5.
Solve for unknown(s)
PHYS 1100
EX 1:
Fall 2011
A crate of mass m1 rests on a
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SUMMER 2009 PHYS 1100 FOR KENNETH MATTHEWS
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SUMMER 2009 PHYS 1100 FOR KENNETH MATTHEWS
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Review of attempt 3
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Physics 1100, Summer 2009, Exam 2, Emphasis: Chapters 2 and 4
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Test 1 Solutions
September 19, 2008
1. In order to be a vector, the object needs both magnitude and direction.
Lets examine each answer.
(a)
F = m~a
a scalar multiplying a vector can change the magnitude, or even the direction if its a
negative scalar, bu
FALL 2008 PHYS 1100 FOR KIP MATTHEWS
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Quiz 25 (Oct 29)
Review of attempt 3
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Finish review
Friday,
1. If a distance unit, the hop, were defined as the distance a beam of light travels, in vacuum, in a time interval
of (1/35) of a snap, then the speed of light would be approximately
a) 0.029 snaps per hop
b) 0.029 hops per snap
c) 35 snaps per hop
*
d)
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SUMMER 2009 PHYS 1100 FOR KENNETH MATTHEWS
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/ QUIZ 30 (JULY 22)
/ REVIEW OF ATTEMPT 5
Quiz 30 (July 22)
Review of attempt 5
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PHYS-1100 Fall of 2008
Examination 1
What follows is the draft of examination 1 which had been prepared before Gustav. Some questions are not
complete, and the final two questions (14 & 15) had not yet been prepared, but it can serve as a useful selfdiagn