It is very tempting to write that the change in the bacteriums momentum is the product of its mass and the change in its speed 10 8 2 ms. Calculate the change in momentum for each ball, which is equal to the impulse imparted to the ball. Chapter 8 opener what could do more damage to the carrot. Momentum is a vector and we must treat each component separately. This temptation must be strongly resisted because it. Determine the concept the kinetic energy of a particle, as a function of its. Is it only the amount of material that determines inertia. When discussing conservation of momentum, we considered. Choose from 500 different sets of physics quiz chapter 8 momentum flashcards on quizlet. Momentum is the momentum of a car traveling south different from that of the same car when it travels north at the same speed. Chapter 6 momentum and collisions table of contents.
By time the titanic spotted the iceberg it was way to late to change it faith. On this course, we only deal with momentum in one dimension. The two descriptions are the same if the mass of the object in question does not change. Linear momentum and collisions wright state university. Each momentum component is the mass times the corresponding velocity component. This is a consequence in fact, a statement of newton. Explain how a person practicing karate can break bricks with his or her bare hand. Chapter 8 momentum exercises fill online, printable, fillable.
Chapter 6 practice test momentum and collisions multiple choice identify the letter of the choice that best completes the statement or answers the question. Chapter 6 momentum sample problem, continued conservation of momentum 2. The total momentum of the system is conserved during the collision. Thus, the impulse on an object is equal to the change in its mo mentum. Momentum, impulse, and collisions goals for chapter 8 to determine the momentum of a particle to add time and study the relationship of impulse and momentum to see when momentum is conserved and examine the implications of conservation to use momentum as a tool to explore a variety of collisions to understand the center of mass to study rocket propulsion. Choose your answers to the questions and click next to see the next set of questions. Here, by moving into the glove, he is lessening the time of contact, leading to a greater force, a bigger ouch. Chapter 8 conservation of linear momentum two dimensional collisions varying mass and rocket propulsion march 11, 2010 second midterm exam next thursday, march 18 at 5. The impulse required to bring an object to a stop and then to throw it back again is less than the impulse false metvly to bring the object to a stop. What is momentum and what is the formula for momentum.
Use the momentum principle to find how long the sled takes to travel from a to b. The righthand side of the equation can be written p 2 p 1, which expresses the change in momentum of the tennis ball. We know that its harder to stop a large truck than a small car when both are moving at the same speed. With is the magnitude of the impulse given to the puck. The momentum of a body is the quantity that changes directly as a result of applying a force. Some people are more comfortable doing these questions using components, others like using cosine and sine laws.
More specifically, momentum is the mass of an object multiplied by its velocity. Modified january 4, 2015 check back of page for more assignments page 1 of 262 phys 1405 conceptual physics workbook tyler junior college, spring 2015. To learn the meaning of the momentum of a particle and how an impulse causes it to change. Chapter 8 center of mass and linear momentum physics. Sign, fax and printable from pc, ipad, tablet or mobile with pdffiller. For now we will look at solutions using components. Learn physics quiz chapter 8 momentum with free interactive flashcards. Which would be harder to stop, a moving pencil or a moving mac truck. By newtons third law, the sum of the force on the surroundings is equal in magnitude but opposite in direction to the external force acting on the system, f ur. Which of the following equations can be used to directly calculate an objects momentum, p. Chapter 8 momentum, impulse and collisions example 1. Chapter 8 conservation of linear momentum physics 201 october 22, 2009 conservation of linear momentum.
Goals for chapter 8 to determine the momentum of a particle to add time and study the relationship of impulse and momentum. The center of mass system of particles solid body ii. Define momentum the mass of an object multiplied by its velocity. Answer the following questions concerning the conservation of momentum using the equations below. Chapter 8 momentum and impulse momentum vector linear momentum is defined as the mass of an object multiplied by its velocity.
What is the velocity of the two toy trucks after the collision. Yes, momentum is a vector quantity, and the momenta of the two cars are in opposite directions. Plan, continued because the boater and the boat are initially at rest, the total initial momentum of the system is equal to zero. Newtons laws combined predict that momentum is conserved when no outside forces act on a. If we exert a force on an object for a time interval.
A hockey player makes a slap shot, exerting a constant force of 25. All content in this area was uploaded by martin tiersten on nov 18, 2015. Chapter 8 momentum momentum and impulse doc fizzix. Repeat experiment 1 carried out for two carts, one made of. Chapter 8 conservation of linear momentum conceptual problems 1 ssm show that if two particles have equal kinetic energies, the magnitudes of their momenta are equal only if they have the same mass. No, the train has more momentum because it has a larger mass.
Conceptual physics reading and study workbook answers. Conceptual physicsreading and study workbook n chapter 8 61 momentum a 0. Momentum is conserved for all collisions as long as external forces dont interfere. It has the same direction as corresponding velocity. If a 1600 kg car has the same momentum as 4800 kg truck traveling at 10 ms, what is the speed of the car. The momentum of an object is the product of its mass and velocity. Because both have the same velocity, the object with larger mass has more momentum. P mv p before p after ft amv impulse fat net momentum net momentum after 2 2 after 2 2 before 11 1. Energy and momentum similar expressions are obtained for the magnetic term h. Chapter 8 momentum and impulse doc fizzix student problems conservation of momentum student problems 8. In this chapter we are concerned only with the concept of inertia in motion momentum.
Other results for conceptual physics reading and study workbook answers chapter 10. Therefore, the final momentum of the system must also be equal to zero. Ssm show that if two particles have equal kinetic energies, the magnitudes of their. This pretest will be timed and may only be completed in class. You can skip questions if you would like and come back to. Newton determined that a net force was something that caused a. Chapter 8 momentum and impulse chapter 8 momentum and. Collision and impulse single collision series of collisions v. Impulsemomentum theorem f t p 2 p 1 this equation is called the impulsemomentum theorem. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Newton determined that a net force was something that caused a time rate of change of momentum. Linear momentum system of particles conservation iv. If the sheet is suspended from the origin, what will be the angle between the vertical and the original xaxis. Fill chapter 8 momentum exercises, download blank or editable online.