Curriculum Map for: Regents Physics - Scotia
... macroscopic kinetic and potential energies (mechanical energy) is constant.* 4.1f In a nonideal mechanical system, as mechanical energy decreases there is a corresponding increase in other energies such as internal energy.* 4.1g When work* is done on or by a system, there is a change in the total en ...
... macroscopic kinetic and potential energies (mechanical energy) is constant.* 4.1f In a nonideal mechanical system, as mechanical energy decreases there is a corresponding increase in other energies such as internal energy.* 4.1g When work* is done on or by a system, there is a change in the total en ...
Newton`s Laws of Motion
... This repeats itself as the pendulum swings up to the highest position on the other side. ...
... This repeats itself as the pendulum swings up to the highest position on the other side. ...
FGT3_ConcepTests_Ch_07
... its direction of motion. This force does negative work, which prevents the leaf from accelerating. This frictional force is a non-conservative force, so the leaf loses energy as it falls, and its final total energy is less than its initial total energy. Follow-up: What happens to leaf’s KE as it fal ...
... its direction of motion. This force does negative work, which prevents the leaf from accelerating. This frictional force is a non-conservative force, so the leaf loses energy as it falls, and its final total energy is less than its initial total energy. Follow-up: What happens to leaf’s KE as it fal ...
2. Overview
... the forces between objects of the system and no external agents do work on the system. This follows directly from the work-kinetic energy theorem and the definition of potential energy. If a ball is thrown upward, the force of gravity slows it down; the kinetic energy of the Earth-ball system decrea ...
... the forces between objects of the system and no external agents do work on the system. This follows directly from the work-kinetic energy theorem and the definition of potential energy. If a ball is thrown upward, the force of gravity slows it down; the kinetic energy of the Earth-ball system decrea ...
Trimester A Practice Exam 08-09
... ____ 34. A hockey stick hits a puck on the ice. Identify an action-reaction pair, and compare the forces exerted by each object. a. The stick exerts a force on the puck; the puck exerts a force on the stick. b. The stick exerts a force on the puck; the puck exerts a force on the ice. c. The puck exe ...
... ____ 34. A hockey stick hits a puck on the ice. Identify an action-reaction pair, and compare the forces exerted by each object. a. The stick exerts a force on the puck; the puck exerts a force on the stick. b. The stick exerts a force on the puck; the puck exerts a force on the ice. c. The puck exe ...
Work , energy and power (PPT)
... Note that the mass of the object does not come into the question, nor does the distance travelled down the plane, only vertical height. ...
... Note that the mass of the object does not come into the question, nor does the distance travelled down the plane, only vertical height. ...
Homework 7 Solution.pages
... We need more information. The net force tells us the acceleration.! ΣF = Fpush − Ffriction = 5 − (0.6)(1)(9.8) = −0.88 N = (1)a ! a = −0.88 ...
... We need more information. The net force tells us the acceleration.! ΣF = Fpush − Ffriction = 5 − (0.6)(1)(9.8) = −0.88 N = (1)a ! a = −0.88 ...
OBL - USM
... compressibility factor, Z Van der Waals equation and other equations of state Elementary kinetic theory Maxwell – Boltzmann equation, probability density Types of average molecular speeds, vrms, v and vmp ...
... compressibility factor, Z Van der Waals equation and other equations of state Elementary kinetic theory Maxwell – Boltzmann equation, probability density Types of average molecular speeds, vrms, v and vmp ...
Assignment 8 Solutions
... (a) What is the mass of the ellipsoid? Since this system is in equilibrium, we know two important things: the sum of the torques is zero, and the sum of the forces on the system is zero. Since the sum of the torques is zero, we can relate the mass of the ellipse, me with the mass of the square, mc ...
... (a) What is the mass of the ellipsoid? Since this system is in equilibrium, we know two important things: the sum of the torques is zero, and the sum of the forces on the system is zero. Since the sum of the torques is zero, we can relate the mass of the ellipse, me with the mass of the square, mc ...
2014-15 1st Semester Physics Review
... ____ 37. A 70-kg skier leaves a ski jump at a velocity of 14 m/s. What is the skier’s momentum at that instant? a. 5 N x S c. 980 N x s b. 50 N x s d. 9800 N x s ____ 38. What is the momentum of an asteroid that has a mass of 1.35 x 10^12 kg and a velocity of 2.55 x 10 ^4 m/s? a. 1.89 x 10^-8 kg m/s ...
... ____ 37. A 70-kg skier leaves a ski jump at a velocity of 14 m/s. What is the skier’s momentum at that instant? a. 5 N x S c. 980 N x s b. 50 N x s d. 9800 N x s ____ 38. What is the momentum of an asteroid that has a mass of 1.35 x 10^12 kg and a velocity of 2.55 x 10 ^4 m/s? a. 1.89 x 10^-8 kg m/s ...
Work Done
... done and energy transferred • Differentiate between work done and power required • Calculate work done and power required ...
... done and energy transferred • Differentiate between work done and power required • Calculate work done and power required ...
Newton`s first law of motion Inertial reference frame
... in respect to the position of the star maximizes? A, B, C or D ? E) Angular momentum does not change ...
... in respect to the position of the star maximizes? A, B, C or D ? E) Angular momentum does not change ...
Power= work time = 1n 1second = 2joules second =2watts
... allowing it to swing out and back. What would happen if in his exuberance he gave the bob a slight shove as it left his nose? Explain. Ans. If he pushes the bob away, he will do work to the system and put extra energy into it. The pendulum bob would swing out and back higher than the release point a ...
... allowing it to swing out and back. What would happen if in his exuberance he gave the bob a slight shove as it left his nose? Explain. Ans. If he pushes the bob away, he will do work to the system and put extra energy into it. The pendulum bob would swing out and back higher than the release point a ...
Solutions - Pitt Physics and Astronomy
... Problem 5. By “weight” we usually mean the gravitational force exerted on an object by the Earth. However, when you sit in a chair your own perception of your own “weight” is based on the contact force the chair exerts upward on your rear end rather than on the gravitational force. The smaller this ...
... Problem 5. By “weight” we usually mean the gravitational force exerted on an object by the Earth. However, when you sit in a chair your own perception of your own “weight” is based on the contact force the chair exerts upward on your rear end rather than on the gravitational force. The smaller this ...
Conceptual Questions
... 8. If the net work done on an object is positive, then the object's kinetic energy A) decreases. B) remains the same. C) increases. D) is zero. 9. If the net work done on an object is negative, then the object's kinetic energy A) decreases. B) remains the same. C) increases. D) is zero. 10. If the n ...
... 8. If the net work done on an object is positive, then the object's kinetic energy A) decreases. B) remains the same. C) increases. D) is zero. 9. If the net work done on an object is negative, then the object's kinetic energy A) decreases. B) remains the same. C) increases. D) is zero. 10. If the n ...
Sample pages 2 PDF
... pressure. We can check with our thermometer, even if we still lack a scale, by observing that it always sets at the same level when in contact with the mixture. The same is true for a mixture of water and its vapor in equilibrium at the same pressure. On the Celsius scale, zero (0 °C) is defined as t ...
... pressure. We can check with our thermometer, even if we still lack a scale, by observing that it always sets at the same level when in contact with the mixture. The same is true for a mixture of water and its vapor in equilibrium at the same pressure. On the Celsius scale, zero (0 °C) is defined as t ...
Powerpoint
... (sum of potential, U, and kinetic energies, K) of a system is conserved For an object in a gravitational “field” ...
... (sum of potential, U, and kinetic energies, K) of a system is conserved For an object in a gravitational “field” ...
Quarter Two Physics MCA
... ____ 32. In a game of pool, the white cue ball hits the #5 ball and stops, while the #5 ball moves away with the same velocity as the cue ball had originally. The type of collsion is a. elastic b. inelastic c. completely inelastic d. impusle ____ 33. A rubber ball with a speed of 5.0m/s collides hea ...
... ____ 32. In a game of pool, the white cue ball hits the #5 ball and stops, while the #5 ball moves away with the same velocity as the cue ball had originally. The type of collsion is a. elastic b. inelastic c. completely inelastic d. impusle ____ 33. A rubber ball with a speed of 5.0m/s collides hea ...
Ch 14 - Vibrations and Waves
... DEF: Hooke’s Law = The restorative force on a spring is equal to the product of its spring constant, k and the distance, x, the spring is either stretched or compressed from equilibrium F = - kx ...
... DEF: Hooke’s Law = The restorative force on a spring is equal to the product of its spring constant, k and the distance, x, the spring is either stretched or compressed from equilibrium F = - kx ...
7-1-work - High Point University
... thruster stops firing (i.e. F~engine = 0)? The speed will be constant. It turns out that there is single concept that unites the apparently related variables of the thrust of the engine (and displacement through which it acts), the amount and type of fuel on board (as well as the engine and how well ...
... thruster stops firing (i.e. F~engine = 0)? The speed will be constant. It turns out that there is single concept that unites the apparently related variables of the thrust of the engine (and displacement through which it acts), the amount and type of fuel on board (as well as the engine and how well ...
Refresher - UF Physics
... calculus course (Calc 3). Listed below are some of the concepts in basic math, calculus, and physics that you are expected to know or to acquire during this course. This is not a complete summary of introductory math and physics. It is only meant to be a refresher of some of the concepts used in thi ...
... calculus course (Calc 3). Listed below are some of the concepts in basic math, calculus, and physics that you are expected to know or to acquire during this course. This is not a complete summary of introductory math and physics. It is only meant to be a refresher of some of the concepts used in thi ...