HonorsReview
... Similarly throughout the school year we have used many line graphs to determine the relations between different variables. The intention was to derive a relation rather than memorize a formula. When you solve a problem always relate to FBD, energy bar graphs, graphs, or motion diagrams to get a basi ...
... Similarly throughout the school year we have used many line graphs to determine the relations between different variables. The intention was to derive a relation rather than memorize a formula. When you solve a problem always relate to FBD, energy bar graphs, graphs, or motion diagrams to get a basi ...
Ch 12 Notes – Teacher2 - Mona Shores Public Schools
... Regarding Newton’s 2nd Law of Motion • The acceleration of an object is always in the same direction as the net force. • In using Newton’s second law, it is helpful to realize that the units N/kg and m/s2 are equivalent • Newton’s second law also applies when a net force acts in the direction opposi ...
... Regarding Newton’s 2nd Law of Motion • The acceleration of an object is always in the same direction as the net force. • In using Newton’s second law, it is helpful to realize that the units N/kg and m/s2 are equivalent • Newton’s second law also applies when a net force acts in the direction opposi ...
P1_Forces on a System of Objects
... cancel to zero. the total momentum of the system the velocity of the system' s center of mass = the total mass of the system If any of the object in a system accelerate, then the center of mass could be accelerating. The only way to accelerate a system’s center of mass is through the action of exter ...
... cancel to zero. the total momentum of the system the velocity of the system' s center of mass = the total mass of the system If any of the object in a system accelerate, then the center of mass could be accelerating. The only way to accelerate a system’s center of mass is through the action of exter ...
Chapter 13 - AJRomanello
... momentum, known as impulse, was given by: FΔt = mΔV In an angular system the change in angular momentum is given by: FrΔt = IΔω or ΤΔt = IΔω ...
... momentum, known as impulse, was given by: FΔt = mΔV In an angular system the change in angular momentum is given by: FrΔt = IΔω or ΤΔt = IΔω ...
PHS 101
... Positive acceleration points in the direction of the +x axis, while negative acceleration points in the opposite direction. Negative acceleration does not mean a deceleration. The word ‘deceleration’ means only a slowing down; it tells us nothing about direction. Note when v and a have the same sign ...
... Positive acceleration points in the direction of the +x axis, while negative acceleration points in the opposite direction. Negative acceleration does not mean a deceleration. The word ‘deceleration’ means only a slowing down; it tells us nothing about direction. Note when v and a have the same sign ...
Note that in the following three figures, which show
... inertia times the square of the angular speed. This formula is very reminiscent of the kinetic energy formula for translational motion, isn't it? It can be shown (calculus lovers!) that the same formula is valid for the kinetic energy of any continuous rigid object, where I is the moment of inertia ...
... inertia times the square of the angular speed. This formula is very reminiscent of the kinetic energy formula for translational motion, isn't it? It can be shown (calculus lovers!) that the same formula is valid for the kinetic energy of any continuous rigid object, where I is the moment of inertia ...
Solutions to
... Q7.14 (a) If the speed of a particle is doubled, what happens to its kinetic energy? (b) What can be said about the speed of a particle if the net work done on it is zero? Solution (a) Kinetic energy is proportional to squared speed. Doubling the speed makes an object's kinetic energy four times lar ...
... Q7.14 (a) If the speed of a particle is doubled, what happens to its kinetic energy? (b) What can be said about the speed of a particle if the net work done on it is zero? Solution (a) Kinetic energy is proportional to squared speed. Doubling the speed makes an object's kinetic energy four times lar ...
The Force! - Cobb Learning
... Identify 6 pairs of actionreaction forces in the following picture ...
... Identify 6 pairs of actionreaction forces in the following picture ...
ISNS4371_011807_bw
... Suppose you hang a 5 Newton weight from a string, and hold the other end of the string in your hand. If the weight (and the string and your hand) is at rest, then the weight exerts a 5 N downward force on the lower end of the string, and you exert a 5 N upward force on the upper end of the string. W ...
... Suppose you hang a 5 Newton weight from a string, and hold the other end of the string in your hand. If the weight (and the string and your hand) is at rest, then the weight exerts a 5 N downward force on the lower end of the string, and you exert a 5 N upward force on the upper end of the string. W ...
Midterm Exam Study Guide
... ____ 50. Which of the following would exert the least amount of pressure on the ground? a. A woman standing in running shoes c. a woman standing in high heels b. A woman sitting on the ground d. a woman standing on skis ____ 51. A tennis ball and a solid steel ball of the same size are dropped at th ...
... ____ 50. Which of the following would exert the least amount of pressure on the ground? a. A woman standing in running shoes c. a woman standing in high heels b. A woman sitting on the ground d. a woman standing on skis ____ 51. A tennis ball and a solid steel ball of the same size are dropped at th ...
Newton`s Law Concept Test
... moving with the same velocity it had at the moment of release. The initial push got the cart moving, but that force is not needed to keep the cart in motion. ...
... moving with the same velocity it had at the moment of release. The initial push got the cart moving, but that force is not needed to keep the cart in motion. ...
Notes and Hints for AP Physics Summer Assignment
... *Whether an object floats or sinks depends on whether the buoyant force is enough to overcome its weight. If you draw a free-body diagram for an object submerged in a fluid (either partially or completely), there will be only 2 forces: the object’s weight pulling down, and the buoyant force pushing ...
... *Whether an object floats or sinks depends on whether the buoyant force is enough to overcome its weight. If you draw a free-body diagram for an object submerged in a fluid (either partially or completely), there will be only 2 forces: the object’s weight pulling down, and the buoyant force pushing ...
Questions - TTU Physics
... a. Calculate the car’s kinetic energy, KE, when its velocity is 15 m/s, its KE when its velocity is 35 m/s and the change in its KE (ΔKE) in this acceleration. b. Calculate the net (total) work Wnet done by all forces acting on the car as it accelerates from 15 m/s to 35 m/s. What Physical Principle ...
... a. Calculate the car’s kinetic energy, KE, when its velocity is 15 m/s, its KE when its velocity is 35 m/s and the change in its KE (ΔKE) in this acceleration. b. Calculate the net (total) work Wnet done by all forces acting on the car as it accelerates from 15 m/s to 35 m/s. What Physical Principle ...
Wednesday, February 13, 2008
... Aristotle (384-322BC): A natural state of a body is rest. Thus force is required to move an object. To move faster, ones needs larger forces. Galileo’s statement on natural states of matter: Any velocity once imparted to a moving body will be rigidly maintained as long as the external causes of reta ...
... Aristotle (384-322BC): A natural state of a body is rest. Thus force is required to move an object. To move faster, ones needs larger forces. Galileo’s statement on natural states of matter: Any velocity once imparted to a moving body will be rigidly maintained as long as the external causes of reta ...