Chapter 2
one-dimensional motion
constant acceleration
constant acceleration
constant acceleration
constant acceleration
STUDY the kinematic equations
(speed trap)
Throw a ball straight up into the air. It spends three seconds in flight, landing back in y
Ch. 1
Physics and Measurement
What is physics?
Dimensional Analysis
Technique to check the correctness of an equation or to assist in deriving an equation Dimensions (length, mass, time, combinations) can be treated as algebraic quantities.
Add, subtrac
Physics 221 Answer YES or NO to each question.
Quiz 1
1.
Can an object have a zero velocity and a nonzero acceleration? YES. Consider an object in free-fall motion, at its apex.
2.
Can an object with constant acceleration reverse its direction of travel?
Physics 221
Chapter 1 Seminar Problems
1. A quart container of ice cream is to be made in the form of a cube. What should be the length of each edge, in meters? (One gallon equals four quarts). 2. Derive the factor needed to convert from miles per hour to