Chapter 5 Notes (PowerPoint)
... any net external force, an object will keep moving at a constant speed in a straight line, or remain at rest. • This is also known as the law of inertia. ...
... any net external force, an object will keep moving at a constant speed in a straight line, or remain at rest. • This is also known as the law of inertia. ...
Clicker Question
... Simplest case: when the two vectors to be added are at right angles: The parallelogram is a rectangle in this case. ...
... Simplest case: when the two vectors to be added are at right angles: The parallelogram is a rectangle in this case. ...
Question #3, p
... falling rock. However, this time we will consider the position (x). Consistently with the choice of the reference frame, (the vertical components of) the rock's initial position (x0) and velocity (v0) are zero, While the (vertical component of the) acceleration is 3.71m/s2. Thus from the equation fo ...
... falling rock. However, this time we will consider the position (x). Consistently with the choice of the reference frame, (the vertical components of) the rock's initial position (x0) and velocity (v0) are zero, While the (vertical component of the) acceleration is 3.71m/s2. Thus from the equation fo ...
here.
... E.g. V = mgz for the gravitational potential energy and so F~ = −mgẑ points downwards. In this case, Newton’s second law is ∂V ṗ = −∇V or m ẍi = − . ...
... E.g. V = mgz for the gravitational potential energy and so F~ = −mgẑ points downwards. In this case, Newton’s second law is ∂V ṗ = −∇V or m ẍi = − . ...
Review Answers - hrsbstaff.ednet.ns.ca
... 58. The acceleration due to gravity on the moon is 1.6 m/s2 [down]. If a baseball was thrown with an initial velocity of 4.5 m/s [up], what would its velocity be after 4.0 s? {-1.9 m/s} 59. A cyclist is travelling at 5.6 m/s when she starts to accelerate at 0.60 m/s2 for a time interval of 4.0 s. a) ...
... 58. The acceleration due to gravity on the moon is 1.6 m/s2 [down]. If a baseball was thrown with an initial velocity of 4.5 m/s [up], what would its velocity be after 4.0 s? {-1.9 m/s} 59. A cyclist is travelling at 5.6 m/s when she starts to accelerate at 0.60 m/s2 for a time interval of 4.0 s. a) ...
The Answer
... “Wait a minute,” says John, “I think this is one of Nicholls’ trick questions. The first law says forces cause accelerations, which we saw for ourselves. And the second law says force, mass and acceleration are all related, which is what we have been talking about. But what about the third law?” “Jo ...
... “Wait a minute,” says John, “I think this is one of Nicholls’ trick questions. The first law says forces cause accelerations, which we saw for ourselves. And the second law says force, mass and acceleration are all related, which is what we have been talking about. But what about the third law?” “Jo ...
File - PHYSICS PHUN WITH MS.BEGUM
... 40. Inertia is the resistance of any material to change its state of motion. 41. A car at rest has more inertia than a mouse moving at 20 m/s, because it has more mass. Mass is a measure of inertia. 42. If the forces acting upon an object are balance, then the object could be moving at a constant ve ...
... 40. Inertia is the resistance of any material to change its state of motion. 41. A car at rest has more inertia than a mouse moving at 20 m/s, because it has more mass. Mass is a measure of inertia. 42. If the forces acting upon an object are balance, then the object could be moving at a constant ve ...
SS Review for Final
... speed of 4 m/s from a height of 3 meters. A 0.4kg green ball is thrown horizontally from the same height at a speed of 8 m/s. Compared to the time it takes the red ball to reach the ground, the time it takes the green ball to reach the ground is (A) one-half as great (B) the same (C) twice as great ...
... speed of 4 m/s from a height of 3 meters. A 0.4kg green ball is thrown horizontally from the same height at a speed of 8 m/s. Compared to the time it takes the red ball to reach the ground, the time it takes the green ball to reach the ground is (A) one-half as great (B) the same (C) twice as great ...
Monday, June 14, 2004 - UTA HEP WWW Home Page
... Example for Newton’s 2nd Law of Motion Determine the magnitude and direction of acceleration of the puck whose mass is 0.30kg and is being pulled by two forces, F1 and F2, as shown in the picture, whose magnitudes of the forces are 8.0 N and 5.0 N, respectively. ...
... Example for Newton’s 2nd Law of Motion Determine the magnitude and direction of acceleration of the puck whose mass is 0.30kg and is being pulled by two forces, F1 and F2, as shown in the picture, whose magnitudes of the forces are 8.0 N and 5.0 N, respectively. ...
chapter 6 notes for eighth grade physical science
... GALILEO PROVIDED THAT THE MASS OF AN OBJECT DOES NOT AFFECT THE RATE AT WHICH IT FALLS. OBJECTS FALL TO THE GROUND AT THE SAME RATE BECAUSE THE ACCELERATION DUE TO GRAVITY IS THE SAME FOR ALL OBJECTS. ALL OBJECTS ACCELERATE TOWARD EARTH AT A RATE OF 9.8 METERS PER SECOND PER SECOND. THIS MEANS THAT ...
... GALILEO PROVIDED THAT THE MASS OF AN OBJECT DOES NOT AFFECT THE RATE AT WHICH IT FALLS. OBJECTS FALL TO THE GROUND AT THE SAME RATE BECAUSE THE ACCELERATION DUE TO GRAVITY IS THE SAME FOR ALL OBJECTS. ALL OBJECTS ACCELERATE TOWARD EARTH AT A RATE OF 9.8 METERS PER SECOND PER SECOND. THIS MEANS THAT ...
lecture 14 circular motion
... A bicyclist travels at a constant speed of v = 9.00 m/s in a circle of radius r = 25.0 m on a flat ground. The combined mass of the bicycle and rider is m = 85.0 kg. Calculate the magnitude of the force of friction exerted by the road on the bicycle. ...
... A bicyclist travels at a constant speed of v = 9.00 m/s in a circle of radius r = 25.0 m on a flat ground. The combined mass of the bicycle and rider is m = 85.0 kg. Calculate the magnitude of the force of friction exerted by the road on the bicycle. ...
Gaining Momentum
... •An “elastic” collision is one in which the objects “bounce”, and energy is conserved. •An “inelastic” collision is one in which the objects stick together, and energy is lost to heat. ...
... •An “elastic” collision is one in which the objects “bounce”, and energy is conserved. •An “inelastic” collision is one in which the objects stick together, and energy is lost to heat. ...
Motion and Forces
... Inertia”, where inertia is the tendency of an object to remain at rest or in motion with a constant velocity An object’s velocity will change if an unbalanced force acts on it, causing the object to accelerate. ...
... Inertia”, where inertia is the tendency of an object to remain at rest or in motion with a constant velocity An object’s velocity will change if an unbalanced force acts on it, causing the object to accelerate. ...
notes - MADD Physical Science
... Which of the following statements are true of the quantity mass? List all that apply. a) The mass of an object is dependent upon the value of the acceleration of gravity. b) The standard metric unit of mass is the kilogram. c) Mass depends on how much stuff is present in an object. d) The mass of an ...
... Which of the following statements are true of the quantity mass? List all that apply. a) The mass of an object is dependent upon the value of the acceleration of gravity. b) The standard metric unit of mass is the kilogram. c) Mass depends on how much stuff is present in an object. d) The mass of an ...
Lagrangian and Hamiltonian Dynamics
... • Lagrangian defined as the difference between kinetic and potential energies. • Energy is a scalar quantity (at least in Galilean relativity). • Lagrangian is a scalar function. • Implies the lagrangian must be invariant with respect to ...
... • Lagrangian defined as the difference between kinetic and potential energies. • Energy is a scalar quantity (at least in Galilean relativity). • Lagrangian is a scalar function. • Implies the lagrangian must be invariant with respect to ...
Mechanics - akamdiplomaphysics
... and if it is stretched by an amount x, then if k is the tension required to produce unit extension (called the spring constant and measured in Nm-1) the stretching tension is also kx and so ...
... and if it is stretched by an amount x, then if k is the tension required to produce unit extension (called the spring constant and measured in Nm-1) the stretching tension is also kx and so ...
force
... • A free-body diagram is a special example of the vector diagrams that we used earlier. The size of the arrow in a free-body diagram reflects the magnitude of the force. The direction of the arrow shows the direction that the force is acting. • Each force arrow in the diagram is labeled to indicate ...
... • A free-body diagram is a special example of the vector diagrams that we used earlier. The size of the arrow in a free-body diagram reflects the magnitude of the force. The direction of the arrow shows the direction that the force is acting. • Each force arrow in the diagram is labeled to indicate ...
to full article
... In these notes S.1. (Systeme International) units are used with distance measured in metres, time in seconds and mass in kilograms. But weight, or more exactly force, is measured in Newtons. So it is essential to distinguish clearly between mass and weight and to discover what is meant by force. Mas ...
... In these notes S.1. (Systeme International) units are used with distance measured in metres, time in seconds and mass in kilograms. But weight, or more exactly force, is measured in Newtons. So it is essential to distinguish clearly between mass and weight and to discover what is meant by force. Mas ...