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Forces Review Worksheet
Forces Review Worksheet

Phys101 Lectures 9 and 10 Conservation of Mechanical Energy
Phys101 Lectures 9 and 10 Conservation of Mechanical Energy

9 - tucek
9 - tucek

... -states that if no net external torque acts on an object, then its angular momentum does not change -an object’s initial angular momentum is equal to its final angular momentum -Earth spins on its axis with no external torque so its angular momentum is constant and conserved so the length of a day ...
Lecture 11 - School of Physics
Lecture 11 - School of Physics

kinetic energy - Purdue Physics
kinetic energy - Purdue Physics

... • Potential energy can be associated with forces other than gravity • The forces can be used to store energy as potential energy • Forces that do not have potential energy functions associated with them are called nonconservative forces ...
Section 5.1 - damped motion
Section 5.1 - damped motion

Lecture 08 - Eunil Won
Lecture 08 - Eunil Won

Phys101 Lectures 8 and 9 Conservation of Mechanical Energy
Phys101 Lectures 8 and 9 Conservation of Mechanical Energy

Gravity, Weight, Mass, Falling Objects, and Centripetal Force
Gravity, Weight, Mass, Falling Objects, and Centripetal Force

... object is why certain things fall more quickly than others. • In a vacuum, there is NO air resistance, so all things fall at the same rate. ...
ppt
ppt

Conservation of Energy Energy can be in many different forms
Conservation of Energy Energy can be in many different forms

Conservation of Energy and Work-Energy Theorem
Conservation of Energy and Work-Energy Theorem

13. Energy
13. Energy

Lecture 11
Lecture 11

Wizard Test Maker
Wizard Test Maker

... 9. Base your answer to the following question on the diagram below which represents a 10-kilogram object at rest at point A. The object accelerates uniformly from point A to point B in 4 seconds, attaining a maximum speed of 10 meters per second at point B. The object then moves up the incline. [Neg ...
Tuesday, June 12, 2007
Tuesday, June 12, 2007

... Newton’s laws are valid only when observations are made in an inertial frame of reference. What happens in a non-inertial frame? Fictitious forces are needed to apply Newton’s second law in an accelerated frame. ...
IGCSE-13-Forces&Movement
IGCSE-13-Forces&Movement

... describe the forces acting on falling objects and explain why falling objects reach a terminal velocity describe the factors affecting vehicle stopping distance including speed, mass, road condition and reaction time ...
Energy:
Energy:

... Energy is Constant – Isolated System Under normal conditions, energy cannot be created or destroyed An isolated system/object (no outside interactions) has a fixed amount of energy Although the change that energy produces (the “form of energy”) may change, the amount of energy in the system does no ...
What is Newton`s Second Law of Motion? http://www.glencoe.com
What is Newton`s Second Law of Motion? http://www.glencoe.com

... Force is a push or pull on an object. Net force is the difference between two opposing forces. Newton's second law of motion states that if a net force acts on an object, the object will accelerate in the direction of the force. Acceleration is a change in velocity. It can be either positive (speedi ...
Phy 1053 Exam #1 Answer 5 problems out of 8
Phy 1053 Exam #1 Answer 5 problems out of 8

Energy What is energy?
Energy What is energy?

... GPE depends on mass and height of an object. The GPE equation: ...
PART IV: Application of Science to Martial Arts Sometimes the
PART IV: Application of Science to Martial Arts Sometimes the

... Let’s see what happens when we start applying derivatives to those four fundamental concepts. Let’s start with position. First let’s see how something’s position changes with time, ∂P/∂t. As stated above, we see that this is the object’s velocity. An important thing to note about velocity, however, ...
Geography 03b
Geography 03b

... example of the Principle of Relativity which states: There is no experiment you can perform that will enable you to know the absolute velocity of a uniformly moving object. Similarly, a uniformly moving object will continue that way forever unless acted on by some external force that changes its vel ...
ch 3 Newtons 2nd law of motion notes
ch 3 Newtons 2nd law of motion notes

5 Motion under the Influence of a Central Force
5 Motion under the Influence of a Central Force

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Relativistic mechanics

In physics, relativistic mechanics refers to mechanics compatible with special relativity (SR) and general relativity (GR). It provides a non-quantum mechanical description of a system of particles, or of a fluid, in cases where the velocities of moving objects are comparable to the speed of light c. As a result, classical mechanics is extended correctly to particles traveling at high velocities and energies, and provides a consistent inclusion of electromagnetism with the mechanics of particles. This was not possible in Galilean relativity, where it would be permitted for particles and light to travel at any speed, including faster than light. The foundations of relativistic mechanics are the postulates of special relativity and general relativity. The unification of SR with quantum mechanics is relativistic quantum mechanics, while attempts for that of GR is quantum gravity, an unsolved problem in physics.As with classical mechanics, the subject can be divided into ""kinematics""; the description of motion by specifying positions, velocities and accelerations, and ""dynamics""; a full description by considering energies, momenta, and angular momenta and their conservation laws, and forces acting on particles or exerted by particles. There is however a subtlety; what appears to be ""moving"" and what is ""at rest""—which is termed by ""statics"" in classical mechanics—depends on the relative motion of observers who measure in frames of reference.Although some definitions and concepts from classical mechanics do carry over to SR, such as force as the time derivative of momentum (Newton's second law), the work done by a particle as the line integral of force exerted on the particle along a path, and power as the time derivative of work done, there are a number of significant modifications to the remaining definitions and formulae. SR states that motion is relative and the laws of physics are the same for all experimenters irrespective of their inertial reference frames. In addition to modifying notions of space and time, SR forces one to reconsider the concepts of mass, momentum, and energy all of which are important constructs in Newtonian mechanics. SR shows that these concepts are all different aspects of the same physical quantity in much the same way that it shows space and time to be interrelated. Consequently, another modification is the concept of the center of mass of a system, which is straightforward to define in classical mechanics but much less obvious in relativity - see relativistic center of mass for details.The equations become more complicated in the more familiar three-dimensional vector calculus formalism, due to the nonlinearity in the Lorentz factor, which accurately accounts for relativistic velocity dependence and the speed limit of all particles and fields. However, they have a simpler and elegant form in four-dimensional spacetime, which includes flat Minkowski space (SR) and curved spacetime (GR), because three-dimensional vectors derived from space and scalars derived from time can be collected into four vectors, or four-dimensional tensors. However, the six component angular momentum tensor is sometimes called a bivector because in the 3D viewpoint it is two vectors (one of these, the conventional angular momentum, being an axial vector).
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