CfE Advanced Higher Physics – Unit 1 – Rotational Motion
... Torque is a vector quantity. The direction of the torque vector is at right angles to the plane containing both r and F and lies along the axis of rotation. (In the example shown in the diagram torque, T, points out of the page). A tangential force acting on the rim of an object will cause the objec ...
... Torque is a vector quantity. The direction of the torque vector is at right angles to the plane containing both r and F and lies along the axis of rotation. (In the example shown in the diagram torque, T, points out of the page). A tangential force acting on the rim of an object will cause the objec ...
Physics Talk 2.3
... Apply Newton’s Second Law of Motion Apply the definition of the Newton as a unit of force Describe weight as the force due to gravity on an object ...
... Apply Newton’s Second Law of Motion Apply the definition of the Newton as a unit of force Describe weight as the force due to gravity on an object ...
Explanation of Newton´s laws with simple and accessible
... In this definition, two situations are considered. In the first place, there is no interaction with another body, and Secondly, when interaction occurs, the actions taken upon the same body are compensated. The analysis of both situations is of great value to understand that the natural state of the ...
... In this definition, two situations are considered. In the first place, there is no interaction with another body, and Secondly, when interaction occurs, the actions taken upon the same body are compensated. The analysis of both situations is of great value to understand that the natural state of the ...
Monday, January 12
... Newton’s First Law An object at rest remains at rest and an object in motion maintains its velocity unless it experiences an unbalanced force. Sometimes called the “law of inertia” ...
... Newton’s First Law An object at rest remains at rest and an object in motion maintains its velocity unless it experiences an unbalanced force. Sometimes called the “law of inertia” ...
Physics for the Sciences 07:150:193 Fall 2003
... • Mass: The measure of how difficult it is to change object’s velocity (sluggishness or inertia of the object). It is a scalar. SI unit of mass is a kilogram, kg • Weight: The force the Earth is pulling the object with. Weight is a vector quantity, it has a magnitude and direction, the unit of weigh ...
... • Mass: The measure of how difficult it is to change object’s velocity (sluggishness or inertia of the object). It is a scalar. SI unit of mass is a kilogram, kg • Weight: The force the Earth is pulling the object with. Weight is a vector quantity, it has a magnitude and direction, the unit of weigh ...
The Physical Forces of Everyday Life, 3, 10
... The equation is simple. The definition, however, of JA , called the Total Angular Momentum, is as involved as the definition of torque was. In fact it's almost a verbatim repeat of that definition. We start with the definition of the angular momentum, jA, of a small moving particle relative to an ax ...
... The equation is simple. The definition, however, of JA , called the Total Angular Momentum, is as involved as the definition of torque was. In fact it's almost a verbatim repeat of that definition. We start with the definition of the angular momentum, jA, of a small moving particle relative to an ax ...
Physics transition tasks
... You should already know that a quantity like speed only has a size (e.g. 13 ms–1), but there is another type of quantity (called a vector) that has a size and direction, e.g. a velocity of 13 ms–1 to the left. You can represent velocities with arrows – the longer the arrow the greater the size (spee ...
... You should already know that a quantity like speed only has a size (e.g. 13 ms–1), but there is another type of quantity (called a vector) that has a size and direction, e.g. a velocity of 13 ms–1 to the left. You can represent velocities with arrows – the longer the arrow the greater the size (spee ...
Chapter 3 - "Patterns of Motion"
... – Every object in the universe is attracted to every other object in the universe by a force that is directly proportional to the product of their masses and inversely proportional to the square of the distances between them. • F = G(m1m2)/d2 • G is a proportionality constant and is equal to ...
... – Every object in the universe is attracted to every other object in the universe by a force that is directly proportional to the product of their masses and inversely proportional to the square of the distances between them. • F = G(m1m2)/d2 • G is a proportionality constant and is equal to ...
8.012 Physics I: Classical Mechanics
... A thin arrow with length R, mass m and uniform linear mass density ! = M/R is shot with velocity v into a circular target of radius R, mass M, uniform surface mass density " = M/!R2, and negligible thickness (i.e., it is essentially a thin disk). The arrow head sticks into the target just off center ...
... A thin arrow with length R, mass m and uniform linear mass density ! = M/R is shot with velocity v into a circular target of radius R, mass M, uniform surface mass density " = M/!R2, and negligible thickness (i.e., it is essentially a thin disk). The arrow head sticks into the target just off center ...
Unit Exam
... 9) Tasha notices that even though she stops pulling the wagon, her brother’s body moves forward. Which of Newton’s laws of motion explains Tasha’s observation? a. The first law, in which an object moves forward in a straight line unless acted upon by an outside force b. The second law, in which forc ...
... 9) Tasha notices that even though she stops pulling the wagon, her brother’s body moves forward. Which of Newton’s laws of motion explains Tasha’s observation? a. The first law, in which an object moves forward in a straight line unless acted upon by an outside force b. The second law, in which forc ...
Morgan Rezer
... an object when all of the forces acting on it are combined. Objects at rest remain at rest, and objects in motion remain in motion unless acted on by an unbalanced force. The acceleration of an object increases with increased force and decreased with increased mass. Every time an object exerts a for ...
... an object when all of the forces acting on it are combined. Objects at rest remain at rest, and objects in motion remain in motion unless acted on by an unbalanced force. The acceleration of an object increases with increased force and decreased with increased mass. Every time an object exerts a for ...
The work done on an object by an external force is given by the
... Work The work done on an object by an external force is given by the formula Wdone = force displacement Work is our first example of a scalar product or dot product. A dot product occurs when two vectors are multiplied together in such a way as to produce a scalar value. Technically, the above defin ...
... Work The work done on an object by an external force is given by the formula Wdone = force displacement Work is our first example of a scalar product or dot product. A dot product occurs when two vectors are multiplied together in such a way as to produce a scalar value. Technically, the above defin ...
7. SSM REASONING According to Newton`s second
... 58. REASONING Since the mountain climber is at rest, she is in equilibrium and the net force acting on her must be zero. Three forces comprise the net force, her weight, and the tension forces from the left and right sides of the rope. We will resolve the forces into components and set the sum of th ...
... 58. REASONING Since the mountain climber is at rest, she is in equilibrium and the net force acting on her must be zero. Three forces comprise the net force, her weight, and the tension forces from the left and right sides of the rope. We will resolve the forces into components and set the sum of th ...
Monday, Oct. 6, 2003
... Kepler lived in Germany and discovered the law’s governing planets’ movement some 70 years before Newton, by analyzing data. 1. All planets move in elliptical orbits with the Sun at one focal point. 2. The radius vector drawn from the Sun to a planet sweeps out equal area in equal time intervals. (A ...
... Kepler lived in Germany and discovered the law’s governing planets’ movement some 70 years before Newton, by analyzing data. 1. All planets move in elliptical orbits with the Sun at one focal point. 2. The radius vector drawn from the Sun to a planet sweeps out equal area in equal time intervals. (A ...
mechanics - Hertfordshire Grid for Learning
... 7. Resolve the system parallel to the surface. Use F = ma . in the direction of the acceleration. 8. If there is no acceleration then the forces resolve to zero. Therefore forces in one direction equal those in the opposite direction. (since F = 0 x a) Remember the weight component. 9. If the motion ...
... 7. Resolve the system parallel to the surface. Use F = ma . in the direction of the acceleration. 8. If there is no acceleration then the forces resolve to zero. Therefore forces in one direction equal those in the opposite direction. (since F = 0 x a) Remember the weight component. 9. If the motion ...
Name
... b. the force on the truck is equal to the force on the car. c. the force on the truck is smaller than the force on the car. d. the truck did not slow down during the collision. 3. An object of mass m is hanging by a string from the ceiling of an elevator. The elevator is moving upward but slowing do ...
... b. the force on the truck is equal to the force on the car. c. the force on the truck is smaller than the force on the car. d. the truck did not slow down during the collision. 3. An object of mass m is hanging by a string from the ceiling of an elevator. The elevator is moving upward but slowing do ...
14.2 Newton`s second law and gravity
... 14.2 Force, mass and acceleration • Force causes acceleration, and mass resists acceleration. • Newton’s second law relates the force on an object, the mass of the object, and its acceleration. • Force causes acceleration, and mass resists acceleration. ...
... 14.2 Force, mass and acceleration • Force causes acceleration, and mass resists acceleration. • Newton’s second law relates the force on an object, the mass of the object, and its acceleration. • Force causes acceleration, and mass resists acceleration. ...
Chapters One and Two - elementaryscienceteachers
... A force is a push or a pull. Forces are described by magnitude and direction. ...
... A force is a push or a pull. Forces are described by magnitude and direction. ...
hw4
... 44. REASONING Let us assume that the skater is moving horizontally along the +x axis. The time t it takes for the skater to reduce her velocity to vx = +2.8 m/s from v0x = +6.3 m/s can be obtained from one of the equations of kinematics: vx v0 x ax t ...
... 44. REASONING Let us assume that the skater is moving horizontally along the +x axis. The time t it takes for the skater to reduce her velocity to vx = +2.8 m/s from v0x = +6.3 m/s can be obtained from one of the equations of kinematics: vx v0 x ax t ...
Lecture 8: Forces & The Laws of Motion
... If an object is accelerating does that mean that there has to be a net force on it? If an object is not accelerating does that mean that no forces are acting on it? ...
... If an object is accelerating does that mean that there has to be a net force on it? If an object is not accelerating does that mean that no forces are acting on it? ...
Document
... otherwise would have been. This can make many collisions survivable that would not have been before the invention of airbags. ...
... otherwise would have been. This can make many collisions survivable that would not have been before the invention of airbags. ...