1. Arrange the four earthly elements of Aristotle in order from lowest to highest.
1. Air 2. Water 3. Fire 4. Earth
A.
B.
C.
D.
2, 3, 4, 1
3, 2, 1, 4
4, 1, 2, 3
4, 2, 1, 3
2. Two balls are released at the same time and travel along the paths shown in the
Vectors
Vector
Sean Fry
John Hopkins
Vectors
A vector quantity has both magnitude and direction
N
magnitude
40o
W
E
S
John Hopkins
Vector Addition
To represent a vector's magnitude a line is drawn at an appropriate
scale
The direction of the vector is ind
Physics 001
Momentum
Music: Momentum
By: The Hush Sound
John Hopkins
Practice Homework Assignment
An ungraded practice assignment has been created and is
available on WebAssign. (In addition to the next regular assignment)
This assignment is comprised of
USEFUL FORMULAS AND CONSTANTS
Average velocity and acceleration
d f d i d final position - initial position
average velocity v
t f ti
t
final time - initial time
v f vi v final velocity initial velocity
average acceleration a
t f ti
t
final time initia
Projectile Motion
John Hopkins
Resolution into Components
Vertical
Motion
Is
Uniform
Acceleration
Horizontal Motion is Uniform Motion
Notice that the Horizontal motion is in no way affected by the Vertical motion.
John Hopkins
Hit the Target
Where do we p
Newtons Laws
Sample Problems
Force of Nature
3rd Force
John Hopkins
Newts
st
1
Two Laws
Newton's 1st Law - An object at rest, or in uniform straight line motion, will
remain at rest, or in uniform straight line motion, unless acted upon by a
net external
Circles
Music: Satellite
By: Dave Matthews Band
John Hopkins
Uniform Circular Motion
Until this time we have primarily concerned ourselves with objects that were:
traveling in one dimension or
whose motion could be resolved into two one dimensional proble
Physics 001
Review
Tell Me What You Want, Ill
Give You What You Need
The Doobie Brothers
Hopkins
Fridays Exam
Exam on Friday in class.
(In Room 119 Osmond (next door)
Exam questions may be drawn from any element of the course,
including homework, lectures
Galileos Method
Non-Uniform Motion
I Like the Way You M
By: Outkast & Sleep
John Hopkins
RACING BALLS
Which ball reaches the end of the track first?
Ball on straight track
Ball on bent track
Neither, its a tie!
John Hopkins
Non Uniform Motion
Examinat
1D Kinematics
Examples
The Hymn of Ordinary Motion
Douglas, Barenberg & Meyer
Hopkins
His Approach
Galileo had to test his hypothesis that objects gain
equal amounts of speed in equal time periods.
The technology of his day would not allow him to
measure