Class #14 - Department of Physics | Oregon State University
... hit or…) object after contact has ceased (i.e. while it’s in flight). • Force “transmits” through an intermediate object. • An object’s velocity is always in the direction of the net force. • There is a force of motion. • Force is required to keep an object moving. • The force required to push an ob ...
... hit or…) object after contact has ceased (i.e. while it’s in flight). • Force “transmits” through an intermediate object. • An object’s velocity is always in the direction of the net force. • There is a force of motion. • Force is required to keep an object moving. • The force required to push an ob ...
Newton`s laws
... • Or Galileo’s law of inertia: • Whichever: – An object at rest will remain at rest, and an object in motion will remain in motionat a constant speed and in a straight line, unless acted upon by an external, unbalanced force ...
... • Or Galileo’s law of inertia: • Whichever: – An object at rest will remain at rest, and an object in motion will remain in motionat a constant speed and in a straight line, unless acted upon by an external, unbalanced force ...
Semester 1 – Review Problems
... 11. What is the acceleration of the car if the tow truck pulls with 10,000 N of force? 12. Assuming the tow truck can maintain this force, how long would it take to move the car 132 m? 13. What would be the tow truck’s speed at this time? Now that the tow truck is moving at roughly the speed limit, ...
... 11. What is the acceleration of the car if the tow truck pulls with 10,000 N of force? 12. Assuming the tow truck can maintain this force, how long would it take to move the car 132 m? 13. What would be the tow truck’s speed at this time? Now that the tow truck is moving at roughly the speed limit, ...
Name: Sect:______ Date
... actions such as twisting, ___squeezing, stretching__ and ___bending_. 2. What do you call the sum of all of the forces acting on an object? The net force. 3. Describe the difference between a balanced and unbalance force. Balanced forces are equal but in opposite directions so there is no motion as ...
... actions such as twisting, ___squeezing, stretching__ and ___bending_. 2. What do you call the sum of all of the forces acting on an object? The net force. 3. Describe the difference between a balanced and unbalance force. Balanced forces are equal but in opposite directions so there is no motion as ...
Lecture05a
... • NOT a new kind of force! Exactly what the centripetal force is depends on the problem. It could be string tension, gravity, etc. It’s a term for the right side of ∑F = ma, not the left side! (It’s simply the form of ma for circular motion!) ...
... • NOT a new kind of force! Exactly what the centripetal force is depends on the problem. It could be string tension, gravity, etc. It’s a term for the right side of ∑F = ma, not the left side! (It’s simply the form of ma for circular motion!) ...
Blank Jeopardy
... When a soccer ball is kicked, the reason the action and reaction forces do not cancel each other out ...
... When a soccer ball is kicked, the reason the action and reaction forces do not cancel each other out ...
AP Sample Questions
... An object at rest will stay at rest, an object in motion will stay in motion unless acted upon by an unbalanced force greater than zero Ex. A car rider continues forward when the driver suddenly applies the brakes ...
... An object at rest will stay at rest, an object in motion will stay in motion unless acted upon by an unbalanced force greater than zero Ex. A car rider continues forward when the driver suddenly applies the brakes ...
Section 6.2 Word
... Read Section. Centripetal Acceleration – the Center Seeking acceleration of an object moving in a circle at constant speed. It always points toward the center of the circle. Its magnitude is equal to the square of the speed divided by the radius of motion. ac = v2 / r Period – the time needed for an ...
... Read Section. Centripetal Acceleration – the Center Seeking acceleration of an object moving in a circle at constant speed. It always points toward the center of the circle. Its magnitude is equal to the square of the speed divided by the radius of motion. ac = v2 / r Period – the time needed for an ...
Third Grade Study Guide
... 1. An object will not move until a force acts upon it. (For example, the checker would not move until you pushed it.) An object will keep moving until a force acts upon it. (For example, the checker kept moving until the force of friction stopped it.) 2. An object will move in the direction of the g ...
... 1. An object will not move until a force acts upon it. (For example, the checker would not move until you pushed it.) An object will keep moving until a force acts upon it. (For example, the checker kept moving until the force of friction stopped it.) 2. An object will move in the direction of the g ...
Aristotle`s Laws of Motion
... boulder is equal in magnitude but opposite in direction to the force the boulder exerts on the person--EVEN IF THE BOULDER ...
... boulder is equal in magnitude but opposite in direction to the force the boulder exerts on the person--EVEN IF THE BOULDER ...
File
... 10. Which of these describes a change in the direction of an object? a. a boy riding a bike west turns south b. a baseball rests on the ground c. a car moves slower and slower d. a basketball stops rolling 11. A person travels a distance of 400 miles in two hours. What is the person’s speed? Remembe ...
... 10. Which of these describes a change in the direction of an object? a. a boy riding a bike west turns south b. a baseball rests on the ground c. a car moves slower and slower d. a basketball stops rolling 11. A person travels a distance of 400 miles in two hours. What is the person’s speed? Remembe ...
Four Basic Forces In
... A circus performer hangs stationary from a rope. She then begins to climb upward by pulling herself up, hand over hand. When she starts climbing, is the tension in the rope less than, equal to, or greater than it is when she hangs stationary? Explain. ...
... A circus performer hangs stationary from a rope. She then begins to climb upward by pulling herself up, hand over hand. When she starts climbing, is the tension in the rope less than, equal to, or greater than it is when she hangs stationary? Explain. ...
Chapter 05 - Force and Motion
... Figure 5-12 shows a block S (the sliding block) with mass M =3.3 kg. The block is free to move along a horizontal frictionless surface and connected, by a cord that wraps over a frictionless pulley, to a second block H (the hanging block), with mass m 2.1 kg. The cord and pulley have negligible mass ...
... Figure 5-12 shows a block S (the sliding block) with mass M =3.3 kg. The block is free to move along a horizontal frictionless surface and connected, by a cord that wraps over a frictionless pulley, to a second block H (the hanging block), with mass m 2.1 kg. The cord and pulley have negligible mass ...
Name_________________________________ Period_________
... represents strength of force. 4. Forces that are equal in size but opposite in direction are balanced. 5. Unbalanced forces can make an object accelerate by changing speed or direction. 6. An unbalanced force creates motion. 7. Give an example of an unbalanced force. Tug of war and one side is stron ...
... represents strength of force. 4. Forces that are equal in size but opposite in direction are balanced. 5. Unbalanced forces can make an object accelerate by changing speed or direction. 6. An unbalanced force creates motion. 7. Give an example of an unbalanced force. Tug of war and one side is stron ...
Newton`s Laws Notes
... What is Force? • Force – a push or pull that one object exerts on another – What forces are being exerted on the football? ...
... What is Force? • Force – a push or pull that one object exerts on another – What forces are being exerted on the football? ...
Regents Physics
... a) the elevator moves up at a constant speed b) it slows at 2.0 m/s2, while moving upward c) It speeds up while moving 2 m/s2 downward d) it moves downward at a constant speed e) it slows to a stop at a constant magnitude of acceleration ...
... a) the elevator moves up at a constant speed b) it slows at 2.0 m/s2, while moving upward c) It speeds up while moving 2 m/s2 downward d) it moves downward at a constant speed e) it slows to a stop at a constant magnitude of acceleration ...
Newton`s 2nd Law of Motion
... • Always parallel to the surface • Acts opposite to the direction of motion F f = μ FN Where μ is the coefficient of friction It is determined between the two surfaces in contact (it will vary depending upon the surface) ...
... • Always parallel to the surface • Acts opposite to the direction of motion F f = μ FN Where μ is the coefficient of friction It is determined between the two surfaces in contact (it will vary depending upon the surface) ...