UNIT 2
... is usually smaller than . c. Both and depend on the whether the surface is wet or dry. d. Both and depend on the area of the surfaces in contact. ...
... is usually smaller than . c. Both and depend on the whether the surface is wet or dry. d. Both and depend on the area of the surfaces in contact. ...
Normal Force
... 1st Law: A body acted on by no net force moves with constant velocity (which may be zero) ...
... 1st Law: A body acted on by no net force moves with constant velocity (which may be zero) ...
phys1443-fall07
... Are there forces in this motion? If so, what do they do? The force that causes the centripetal acceleration acts toward the center of the circular path and causes the change in the direction of the velocity vector. This force is called the centripetal force. ...
... Are there forces in this motion? If so, what do they do? The force that causes the centripetal acceleration acts toward the center of the circular path and causes the change in the direction of the velocity vector. This force is called the centripetal force. ...
33333.3 N How much force is needed to keep a 1000 g ball moving
... This is the law that explains why, when riding a skateboard, if you hit a pebble stopping the board, you continue to move forward. ...
... This is the law that explains why, when riding a skateboard, if you hit a pebble stopping the board, you continue to move forward. ...
Slide 1
... To solve problems involving pulleys we apply Newton’s Second Law F = ma, in the direction of the acceleration for each particle. We always assume that the pulley is smooth. This implies that the tension in the string is equal along its whole length. ...
... To solve problems involving pulleys we apply Newton’s Second Law F = ma, in the direction of the acceleration for each particle. We always assume that the pulley is smooth. This implies that the tension in the string is equal along its whole length. ...
Chapter 2 Review WS Name ______Answer Key Date ______
... when an unbalanced force acts upon it -Both deal with forces. ...
... when an unbalanced force acts upon it -Both deal with forces. ...
a 2 - BYU Physics and Astronomy
... 4. Define a frame and project • Define a frame of work that suits with the situation: either Cartesian coordinates (x, y) or polar coordinates (r, q) • Project the Newton’s law along each axis separately. •Be careful with the SIGN!! ...
... 4. Define a frame and project • Define a frame of work that suits with the situation: either Cartesian coordinates (x, y) or polar coordinates (r, q) • Project the Newton’s law along each axis separately. •Be careful with the SIGN!! ...
Circular Motion (PowerPoint)
... Field strength is defined as the amount of force per quantity. For a gravitational field around an object it is the number of Newton’s of force acting on every kg of a second object placed in this field. ...
... Field strength is defined as the amount of force per quantity. For a gravitational field around an object it is the number of Newton’s of force acting on every kg of a second object placed in this field. ...
Newton’s Laws of Motion - Mrs. Robinson's Classroom
... The size of the force on the air equals the size of the force on the bird; the direction of the force on the air (downwards) is opposite the direction of the force on the bird (upwards). Action-reaction force pairs make it possible for birds ...
... The size of the force on the air equals the size of the force on the bird; the direction of the force on the air (downwards) is opposite the direction of the force on the bird (upwards). Action-reaction force pairs make it possible for birds ...
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F - barransclass
... B. If gravity is the only force acting on it, what will the chicken’s acceleration be? (Acceleration is a vector, so specify both magnitude—including units— and direction.) ...
... B. If gravity is the only force acting on it, what will the chicken’s acceleration be? (Acceleration is a vector, so specify both magnitude—including units— and direction.) ...
Physics 102 Introduction to Physics
... A brick with a mass of 1kg weighs 2.2 lb In metric units, weight is expressed in Newtons (N) The acceleration of gravity is g = 9.8 m/s2 (or about 10 m/s2) A brick with a mass of 1kg weighs 9.8 N (or about 10 N) Problem: What is the weight of a ball with a mass of 2 kg? W = (2 kg)(10 m/s2) = 20 N ...
... A brick with a mass of 1kg weighs 2.2 lb In metric units, weight is expressed in Newtons (N) The acceleration of gravity is g = 9.8 m/s2 (or about 10 m/s2) A brick with a mass of 1kg weighs 9.8 N (or about 10 N) Problem: What is the weight of a ball with a mass of 2 kg? W = (2 kg)(10 m/s2) = 20 N ...
PHYSICAL SCI E06 11
... 2. TSW compare and contrast average speed and instantaneous speed and calculate the speed of an object using slopes. (p. 332 – 335) 3. TSW contrast speed and velocity and describe how velocities combine. (p. 336 – 337) 4. TSW identify changes in motion that produce acceleration, calculate the accele ...
... 2. TSW compare and contrast average speed and instantaneous speed and calculate the speed of an object using slopes. (p. 332 – 335) 3. TSW contrast speed and velocity and describe how velocities combine. (p. 336 – 337) 4. TSW identify changes in motion that produce acceleration, calculate the accele ...