centripetal acceleration/force
... •Calculate the gravitational force between you and your neighbor. Assume your masses are 100 kg and the distance between you is 50 cm. Compare this to the gravitational force between you and the Earth. The radius of the Earth is 6370 km and its mass is 5.981024 kg. ...
... •Calculate the gravitational force between you and your neighbor. Assume your masses are 100 kg and the distance between you is 50 cm. Compare this to the gravitational force between you and the Earth. The radius of the Earth is 6370 km and its mass is 5.981024 kg. ...
Motion and Forces (p. 79-92)
... Earth and Moon, showing their sizes and distance to scale. The yellow bar represents a pulse of light traveling from Earth to Moon (approx. 400,000 km or 250,000 mi) in 1.26 seconds. ...
... Earth and Moon, showing their sizes and distance to scale. The yellow bar represents a pulse of light traveling from Earth to Moon (approx. 400,000 km or 250,000 mi) in 1.26 seconds. ...
Newton`s First Law of Motion What it says: An object at rest will
... I you were asked to move your desk to another place in the room, how would you do that? Most of you probably are saying pick it up and carry it, drag it across the room, or push it across the room. In using any method to move the desk, there are only two ways in which force can be applied to the des ...
... I you were asked to move your desk to another place in the room, how would you do that? Most of you probably are saying pick it up and carry it, drag it across the room, or push it across the room. In using any method to move the desk, there are only two ways in which force can be applied to the des ...
Chapter 4 Making Sense of the Universe: Understanding Motion
... accelerate at the same rate (not counting friction of air resistance). • On Earth, g ≈ 10 m/s2: speed increases 10 m/s with each second of falling. ...
... accelerate at the same rate (not counting friction of air resistance). • On Earth, g ≈ 10 m/s2: speed increases 10 m/s with each second of falling. ...
Momentum
... A 300g ball strikes a wall horizontally with a speed of 25m/s and bounces straight back with a speed of 15m/s. The ball is in contact with the wall for 5x10-3s. What average force does the wall apply to the ball? 25m/s ...
... A 300g ball strikes a wall horizontally with a speed of 25m/s and bounces straight back with a speed of 15m/s. The ball is in contact with the wall for 5x10-3s. What average force does the wall apply to the ball? 25m/s ...
newtons-2nd-3rd-law
... • It’s hard to change the motion of an object that has lots of inertia & it’s easy to change the motion of an object that has little inertia. • Mass can be defined as the measure of an object’s inertia. • The more mass an object has, the more inertia it has, and the harder it is to change its motion ...
... • It’s hard to change the motion of an object that has lots of inertia & it’s easy to change the motion of an object that has little inertia. • Mass can be defined as the measure of an object’s inertia. • The more mass an object has, the more inertia it has, and the harder it is to change its motion ...
Physics Unit Review
... Explain Newton’s First Law. An object at rest stays at rest, an object in motion stay in motion, unless acted upon by an outside force. When you ride a bus, why do you fall forward when the bus stops moving? You are still an object in motion and not attached to the bus. What is inertia? The tendency ...
... Explain Newton’s First Law. An object at rest stays at rest, an object in motion stay in motion, unless acted upon by an outside force. When you ride a bus, why do you fall forward when the bus stops moving? You are still an object in motion and not attached to the bus. What is inertia? The tendency ...
Chapter 3 Review
... _____________________ 5. When the force of gravity and air resistance become equal, an object will reach it’s ________________. Choose the answer that best completes each of the following sentences. Write the letter for that answer on the line to the left of each question. _______6. The upward force ...
... _____________________ 5. When the force of gravity and air resistance become equal, an object will reach it’s ________________. Choose the answer that best completes each of the following sentences. Write the letter for that answer on the line to the left of each question. _______6. The upward force ...
Gravitation and Rotational Motion
... p.s. (multiply by sin theta if used at an angle) Newton’s Second Law for Rotational Motion: states that angular acceleration is directly proportional to the net torque and inversely proportional to the moment of inertia. Center of Mass- this is the point on an object that moves in the same way that ...
... p.s. (multiply by sin theta if used at an angle) Newton’s Second Law for Rotational Motion: states that angular acceleration is directly proportional to the net torque and inversely proportional to the moment of inertia. Center of Mass- this is the point on an object that moves in the same way that ...
NEWTON`S 2nd Law of Motion
... Describes the relationship of how something with a mass accelerates when it is pushed/pulled by a force. ...
... Describes the relationship of how something with a mass accelerates when it is pushed/pulled by a force. ...
Newton`s Laws & Momentum
... rest and an object in motion continues to move with the same velocity, unless the object is acted upon by an unbalanced force. Inertia is the property which causes this change in motion. • SECOND LAW: When a force acts on a body the rate of change of momentum is proportional to the applied force and ...
... rest and an object in motion continues to move with the same velocity, unless the object is acted upon by an unbalanced force. Inertia is the property which causes this change in motion. • SECOND LAW: When a force acts on a body the rate of change of momentum is proportional to the applied force and ...
Name
... 1. Consider a point on a bicycle wheel as the wheel turns about a fixed axis, neither speeding up nor slowing down. Compare the linear and centripetal accelerations of the point. a Both are zero. b Only the centripetal acceleration is zero. c Only the linear acceleration is zero. d Neither is zero. ...
... 1. Consider a point on a bicycle wheel as the wheel turns about a fixed axis, neither speeding up nor slowing down. Compare the linear and centripetal accelerations of the point. a Both are zero. b Only the centripetal acceleration is zero. c Only the linear acceleration is zero. d Neither is zero. ...
force
... This object is moving in a circular path at a constant speed. The string is constantly exerting a force on the object At any point in time, there is a net force on the object (no opposite forces) According to Newton’s First Law, the object must be accelerating. How? It is moving at a constant speed. ...
... This object is moving in a circular path at a constant speed. The string is constantly exerting a force on the object At any point in time, there is a net force on the object (no opposite forces) According to Newton’s First Law, the object must be accelerating. How? It is moving at a constant speed. ...
Centripetal Force
... F = ma, so force is proportional to acceleration. If the truck is going faster, or if its radius is smaller, then it is changing direction more quickly, so its acceleration is greater. The greater the speed, and the smaller the radius, the larger the centripetal force needed to maintain circular mot ...
... F = ma, so force is proportional to acceleration. If the truck is going faster, or if its radius is smaller, then it is changing direction more quickly, so its acceleration is greater. The greater the speed, and the smaller the radius, the larger the centripetal force needed to maintain circular mot ...
