physics_11_review_be.. - hrsbstaff.ednet.ns.ca
... 18. A water wave passes a raft. If the distance between 2 crests is 10.0 meters, and it takes the wave 20.0 seconds to travel 15.0 meters. What is the frequency of the wave? (0.075 Hz) 19. A dog barks towards a canyon wall. If after 1.5 s the dog hears his own bark, how far away is the canyon wall? ...
... 18. A water wave passes a raft. If the distance between 2 crests is 10.0 meters, and it takes the wave 20.0 seconds to travel 15.0 meters. What is the frequency of the wave? (0.075 Hz) 19. A dog barks towards a canyon wall. If after 1.5 s the dog hears his own bark, how far away is the canyon wall? ...
Midterm Exam 1
... car as shown in the figure on the left. When the car is at rest, the string hangs vertically. What angle θ does the string make (a) when the car accelerates at a constant a 2.0 m / s 2 , and (b) when the car moves at constant ...
... car as shown in the figure on the left. When the car is at rest, the string hangs vertically. What angle θ does the string make (a) when the car accelerates at a constant a 2.0 m / s 2 , and (b) when the car moves at constant ...
PRACTICE Final Exam: MULTIPLE CHOICE PROBLEMS
... All dropped objects (ignore air resistance) and projectiles have a constant (aka the same): a. Force b. Acceleration c. Velocity d. Mass ...
... All dropped objects (ignore air resistance) and projectiles have a constant (aka the same): a. Force b. Acceleration c. Velocity d. Mass ...
Chapter 3: Forces Review
... Law of Conservation of Momentum • The momentum of an object does not change unless its mass, velocity, or both change. • If a group of objects exerts forces only on each other, their total momentum does not change. • m1v1 = m2v2 ...
... Law of Conservation of Momentum • The momentum of an object does not change unless its mass, velocity, or both change. • If a group of objects exerts forces only on each other, their total momentum does not change. • m1v1 = m2v2 ...
Centripetal Motion - San Diego Mesa College
... To determine if Newton's Second Law is a valid description of the force acting on a mass moving in a circular path at a constant speed. ...
... To determine if Newton's Second Law is a valid description of the force acting on a mass moving in a circular path at a constant speed. ...
Inclined Planes:
... area of contact, independent of the relative speed of the two surfaces and is directly proportional to the normal reaction between the two surfaces. F = µN , where F is the frictional force, N is the normal reaction, and µ is the coefficient of friction between the two surfaces. µ depends on the two ...
... area of contact, independent of the relative speed of the two surfaces and is directly proportional to the normal reaction between the two surfaces. F = µN , where F is the frictional force, N is the normal reaction, and µ is the coefficient of friction between the two surfaces. µ depends on the two ...
Lecture 6
... An object is in equilibrium if it is at rest and the net force is zero. Newton’s first law: An object moves with constant velocity if the net force is zero. An object moves stays at rest if the net force is zero. Newton’s second law: The acceleration of an object is equal to the net force divided by ...
... An object is in equilibrium if it is at rest and the net force is zero. Newton’s first law: An object moves with constant velocity if the net force is zero. An object moves stays at rest if the net force is zero. Newton’s second law: The acceleration of an object is equal to the net force divided by ...
Forces and Newton`s Laws Study Guide
... 3. On the box to the right, draw a vector (labeled arrow) to show a 30-Newton force pulling it right, and a 6-Newton force pulling it left. The Net Force on the box is ________, towards the _______. 4. Label the box with its mass, 8.0 kilograms. 5. If there are no other forces on the box, its accele ...
... 3. On the box to the right, draw a vector (labeled arrow) to show a 30-Newton force pulling it right, and a 6-Newton force pulling it left. The Net Force on the box is ________, towards the _______. 4. Label the box with its mass, 8.0 kilograms. 5. If there are no other forces on the box, its accele ...
Newton review2 - Cobb Learning
... 15. If you have two objects: one that is 10 kg and one that has 29 kg, which has more inertia? More weight? Falls to earth faster? 16. The moon has _____the gravitational pull of the Earth. 17. Weight= mass x gravity. Then if you have a 10 kg rock what is its weight on Earth? On the moon? The mass t ...
... 15. If you have two objects: one that is 10 kg and one that has 29 kg, which has more inertia? More weight? Falls to earth faster? 16. The moon has _____the gravitational pull of the Earth. 17. Weight= mass x gravity. Then if you have a 10 kg rock what is its weight on Earth? On the moon? The mass t ...
Physics 107 HOMEWORK ASSIGNMENT #4
... *15 A duck has a mass of 2.5 kg. As the duck paddles, a force of 0.10 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.20 N in a direction of 52° south of east. When these forces begin to act, the velocity of the duck is 0.11 m/s in a direction due east ...
... *15 A duck has a mass of 2.5 kg. As the duck paddles, a force of 0.10 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.20 N in a direction of 52° south of east. When these forces begin to act, the velocity of the duck is 0.11 m/s in a direction due east ...
True or False - Hauserphysics
... 15. Which of the following is not true about the car in # 14 a. The magnitude of the displacement is 70 mi b. The displacements direction is to the northeast c. The magnitude of the displacement is something less that 70 mi 16. Suppose a car is moving in a straight line and its speed is increasing ...
... 15. Which of the following is not true about the car in # 14 a. The magnitude of the displacement is 70 mi b. The displacements direction is to the northeast c. The magnitude of the displacement is something less that 70 mi 16. Suppose a car is moving in a straight line and its speed is increasing ...
Study Guide for Physics Final Exam—1st semester
... the windshield compare to the force of the windshield on the bug? Explain ...
... the windshield compare to the force of the windshield on the bug? Explain ...
Chapter 7 Study Guide: Forces Focus on the highlighted terms and
... *Newton’s First Law of Motion: Objects at rest will remain at rest and objects moving at a constant velocity will continue moving at a constant velocity unless they are acted upon by nonzero net forces. It is also called the law of inertia. inertia-the resistance to changes in motion Ex: what you fe ...
... *Newton’s First Law of Motion: Objects at rest will remain at rest and objects moving at a constant velocity will continue moving at a constant velocity unless they are acted upon by nonzero net forces. It is also called the law of inertia. inertia-the resistance to changes in motion Ex: what you fe ...
Reveiw PPT 2_Graphs and Equilibrium Forces
... ▫ An object at rest will stay at rest unless acted on by an outside force ▫ An object in motion will stay in motion unless acted on by an outside force. ▫ Inertia: The amount of mass an object has ▫ More inertia = more mass = Harder to move ...
... ▫ An object at rest will stay at rest unless acted on by an outside force ▫ An object in motion will stay in motion unless acted on by an outside force. ▫ Inertia: The amount of mass an object has ▫ More inertia = more mass = Harder to move ...
Final Exam Review
... • Roberto and Laura are studying across from each other at a wide table. Laura slides a 2.2kg book toward Roberto. If the net force acting on the book is 1.6N, what is the book’s acceleration? ...
... • Roberto and Laura are studying across from each other at a wide table. Laura slides a 2.2kg book toward Roberto. If the net force acting on the book is 1.6N, what is the book’s acceleration? ...
hwk9
... 1. A positively charged particle is moving horizontally when it enters the region between the plates of a capacitor, as the drawing illustrates. (a) Draw the trajectory that the particle follows in moving through the capacitor. (b) When the particle is within the capacitor, which of the following fo ...
... 1. A positively charged particle is moving horizontally when it enters the region between the plates of a capacitor, as the drawing illustrates. (a) Draw the trajectory that the particle follows in moving through the capacitor. (b) When the particle is within the capacitor, which of the following fo ...
Newton`s Second Law: Quantitative I
... This time, set the applied force to 100 N. Choose your object at c) the refrigerator. Run the simulation. How is the motion for the refrigerator different than the motion for the filing cabinet? ...
... This time, set the applied force to 100 N. Choose your object at c) the refrigerator. Run the simulation. How is the motion for the refrigerator different than the motion for the filing cabinet? ...
What did the boy cat say to the girl cat on
... acceleration = force mass •The SI unit for force is the Newton. •Let’s say a 4N force acts on a 2kg mass. What is the acceleration? •What if we increase the force to 8N? •What if we increase the mass to 4kg? ...
... acceleration = force mass •The SI unit for force is the Newton. •Let’s say a 4N force acts on a 2kg mass. What is the acceleration? •What if we increase the force to 8N? •What if we increase the mass to 4kg? ...