Using the Vernier Lab Pro Interface and the
Logger Pro Data Collection Software
Olivia Vincent
PHYS 261-004
December 8, 2016
Lab Partners: Haley Williams and James Hair
Objective:
The goal of this lab was to familiarize myself with Logger Pro and the othe
Acceleration
Unit: Kinematics (Motion)
Knowledge/Understanding Goals:
what acceleration means
what positive vs. negative acceleration means
Skills:
calculate position, velocity and acceleration for problems that involve
movement in one direction
Notes:
Motion, Speed & Velocity
Unit: Kinematics (Motion)
Knowledge/Understanding Goals:
understand terms relating to position, speed & velocity
understand the difference between speed and velocity
Notes:
cordinate system: a framework for describing an objects
Projectile Motion
Unit: Kinematics, Motion in 2 Dimensions
Skills: solve problems involving motion in two dimensions
Motion in 2D Projectiles
projectile: an object that is propelled (thrown, shot, etc.) horizontally and also falls due to
gravity.
Assuming
Forces
Knowledge/Understanding Goals:
what force is
net force
types of forces
Skills:
identify the forces acting on an object
Notes: Definitions
force: (vector) the push or pull on an object.
weight: the force of gravity pulling an object downward.
op
Friction
Knowledge/Understanding Goals:
difference between static & kinetic friction
direction of the vector representing friction
Skills:
calculate the frictional force on an object
calculate net force in problems involving friction
Notes and definit
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Free-Body Diagrams
Unit: Forces
Skills:
draw a free-body diagram representing the forces on an object
Notes: Definitions
A free-body diagram is a diagram representing the forces acting on an object.
Consider the following situation of a box that accele
Newtons Law of Universal Gravitation
Unit: Forces
Skills:
solve problems involving Newtons Law of Universal Gravitation
Notes:
Gravity is a force of attraction between two objects because of their mass.
The cause of this attraction is not currently known
Force Applied at an Angle
Unit: Forces
Skills:
calculate forces applied at different angles using trigonometry
Notes:
Many physics problems involve a force applied at an angle, but the
object can only move horizontally.
In this situation, only the
Newton's Law of Gravitation Alternate Treatment
Newton's Law of Gravitation (Gravity) states that Every particle attracts every other
particle with a force that is proportional to the product of their masses and inversely
proportional to the distance betw
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Newtons Laws
Knowledge/Understanding Goals:
Newtons three laws of motion
Skills:
solve problems relating to Newtons Second Law
(F = ma)
Newtons First Law: (the law of inertia) An object at rest
remains at rest, unless acted upon by a net force. An
obj
Impulse
Knowledge/Understanding Goals:
what impulse is
Skills:
calculate the impulse given to an object
calculate the change in momentum as the result of an impulse
Notes:
impulse (J): a force applied to an object over an interval of time. Impulse is a
Energy, Mechanical Energy, Kinetic Energy, and Potential Energy
Knowledge/Understanding Goals:
define energy
conservation of energy
work-energy theorem
Skills:
calculate gravitational potential energy
calculate kinetic energy
Notes:
Energy is the the
Mechanical Energy
Work is done upon an object whenever a force acts
upon it to cause it to be displaced. Work involves
a force acting upon an object to cause a
displacement. In all instances in which work is
done, there is an object that supplies the forc
Potential Energy
An object can store energy as the
result of its position. For example,
the heavy ball of a demolition
machine is storing energy when it is
held at an elevated position. This
stored energy of position is referred
to as potential energy. Si
Torque Revisited
Knowledge/Understanding Goals:
center of mass and torque
Skills:
calculate torque
Notes:
torque ( ): a vector quantity that measures the effectiveness of a force in causing rotation.
axis of rotation: the point around which an object ro
More Pendulums: Revisited
Knowledge/Understanding Goals:
factors that affect the period and motion of a pendulum
Skills:
calculate the period of a pendulum
Notes:
pendulum: a lever that is suspended from a point such that it can swing back and forth.
Th
Kinetic Energy
Kinetic energy is the energy of motion. An object that has motion - whether it is vertical
or horizontal motion - has kinetic energy. There are many forms of kinetic energy vibrational (the energy due to vibrational motion), rotational (the
Centripetal vs. Centrifugal Force
Knowledge/Understanding Goals:
the difference between centripetal and centrifugal force
Skills:
calculate the centripetal force of an object moving in a circle
Notes:
Suppose an object is moving at a constant speed arou
Angular Motion
Unit: Oscillation & Circular Motion
Knowledge/Understanding Goals:
angular velocity
Notes:
angular velocity (): the speed at which an object moves through a given angle as it travels in a
circular path.
The angular velocity of an object is
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Newtons Cradle
Knowledge/Understanding Goals:
how Newtons Cradle demonstrates the conservation of energy and the conservation of
momentum
Notes:
Newtons Cradle
Newtons Cradle is the name given to a set of identical balls that are able to swing suspende
Torque
Knowledge/Understanding Goals:
center of mass and torque
Skills:
calculate torque
Notes:
torque ( ): a vector quantity that measures the effectiveness of a force in causing rotation.
axis of rotation: the point around which an object rotates.
ful
The Work-Energy Relationship
Internal vs. External Forces
There are a variety of ways to categorize all the types of forces. In a previous unit, it was
mentioned that all the types of forces could be categorized as contact forces or as actionat-a-distance
Work
Knowledge/Understanding Goals:
understand the definition of work
Skills:
calculate work done by a force applied to an object
Notes:
work: the application of a force over a distance
Specifically, work is the dot product of the force and displacement
Example Problems for Work Calculations
Express your understanding of the concept and mathematics of work by answering the
following questions. When done, click the button to view the answers.
1. Apply the work equation to determine the amount of work done
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Linear Momentum
Knowledge/Understanding Goals:
definition of momentum
Skills:
calculate the momentum of an object
solve problems involving the conservation of momentum
Notes:
collision: when two or more objects come together and hit each other.
elast
Springs
Knowledge/Understanding Goals:
springs and spring constants
spring force as a vector quantity
Skills:
calculate the force and potential energy of a spring
Notes:
spring: a coiled object that resists motion parallel with the direction of propaga
Pendulums
Knowledge/Understanding Goals:
factors that affect the period and motion of a pendulum
Skills:
calculate the period of a pendulum
Notes:
pendulum: a lever that is suspended from a point such that it can swing back and forth.
The Forces on a Pe
Unit: Math & Measurement
Page: 1
Standard Assumptions in Physics
Unit: Math & Measurement
Knowledge/Understanding Goals:
what are the usual assumptions in physics problems
Notes:
Many of us have been told not to make assumptions. There is a popular expre