Energy File
... Electrical – energy involving the movement of electrons Chemical – energy involving chemical reactions Heat – energy involving the movement of the particles within a substance ...
... Electrical – energy involving the movement of electrons Chemical – energy involving chemical reactions Heat – energy involving the movement of the particles within a substance ...
File
... penstock it loses gravitational potential energy but gains kinetic energy as it increases speed. 3. As water reaches the turbines, its kinetic energy pushes the blades of the turbines. The kinetic energy of the water is converted to kinetic energy of the turbines. 4. The turbines turn a coil of wire ...
... penstock it loses gravitational potential energy but gains kinetic energy as it increases speed. 3. As water reaches the turbines, its kinetic energy pushes the blades of the turbines. The kinetic energy of the water is converted to kinetic energy of the turbines. 4. The turbines turn a coil of wire ...
Metrics - Cobb Learning
... 9. The law of conservation of energy says energy cannot be created or destroyed, only transformed (converted). Give an example of mechanical being converted into thermal. Give an example of chemical being converted into electrical. 10. Einstein suggested that energy can be created under certain cond ...
... 9. The law of conservation of energy says energy cannot be created or destroyed, only transformed (converted). Give an example of mechanical being converted into thermal. Give an example of chemical being converted into electrical. 10. Einstein suggested that energy can be created under certain cond ...
What is Work and Energy?
... Gravitational Potential Energy • Due to an object’s position (height) measured relative to a reference point • Gravitational Potential Energy – Ep (or GPE) • Ep=mgh • m=mass • g=9.8 m/s2 • h=height ...
... Gravitational Potential Energy • Due to an object’s position (height) measured relative to a reference point • Gravitational Potential Energy – Ep (or GPE) • Ep=mgh • m=mass • g=9.8 m/s2 • h=height ...
gravitational potential energy
... K1. Start from Newton’s Law of Gravitation and derive the general expression for gravitational potential energy. K2. Reduce the general expression for gravitational potential energy to the earth’s-surface formula, Ep = mgh. ...
... K1. Start from Newton’s Law of Gravitation and derive the general expression for gravitational potential energy. K2. Reduce the general expression for gravitational potential energy to the earth’s-surface formula, Ep = mgh. ...
![Multiple choice questions [60 points]](http://s1.studyres.com/store/data/002785313_1-b2734444f348f25d9b46ea15f542520b-300x300.png)
Multiple choice questions [60 points]
... 1). [15 pts] After the masses collide and separate completely from one another, what are the final velocities of the two masses? (Hint: the collision is elastic). Use the conservation of momentum and the conservation of the kinetic energy for the system made of the 2 masses. m1v1i + m2 v 2i = m1v1 ...
... 1). [15 pts] After the masses collide and separate completely from one another, what are the final velocities of the two masses? (Hint: the collision is elastic). Use the conservation of momentum and the conservation of the kinetic energy for the system made of the 2 masses. m1v1i + m2 v 2i = m1v1 ...
Total mechanical energy
... The meaning of negative work: On occasion, a force acts upon a moving object to hinder a displacement. Examples: 1. a car skidding to a stop on a roadway surface, or 2. a baseball runner sliding to a stop on the infield dirt. In such instances, the force acts in the direction opposite the obje ...
... The meaning of negative work: On occasion, a force acts upon a moving object to hinder a displacement. Examples: 1. a car skidding to a stop on a roadway surface, or 2. a baseball runner sliding to a stop on the infield dirt. In such instances, the force acts in the direction opposite the obje ...
Ch 5 Work and Energy
... rocket propulsion, push or pull by person and can either add (positive work) or remove (negative work) energy from the system. Conservation of mechanical energy When we say something is conserved, we mean that it remains constant. The first law of thermodynamics (law of conservation of energy) sta ...
... rocket propulsion, push or pull by person and can either add (positive work) or remove (negative work) energy from the system. Conservation of mechanical energy When we say something is conserved, we mean that it remains constant. The first law of thermodynamics (law of conservation of energy) sta ...
Chapter 5.3 Q1 The positive charge on the rod will attract electrons
... E1 = 21 = 4! k" 1 = 4! $ 8.99 $109 $ 6.4 $10#6 = 7.2 $105 N C#1 and r1 E2 = 4! k" 2 = 4! $ 8.99 $109 $ 4.2 $105 = 4.8 $105 N C#1 . (d) The electric field is largest for the sphere with the larger charge density. The wire has to be long so that the charge of one sphere will not affect the charge dist ...
... E1 = 21 = 4! k" 1 = 4! $ 8.99 $109 $ 6.4 $10#6 = 7.2 $105 N C#1 and r1 E2 = 4! k" 2 = 4! $ 8.99 $109 $ 4.2 $105 = 4.8 $105 N C#1 . (d) The electric field is largest for the sphere with the larger charge density. The wire has to be long so that the charge of one sphere will not affect the charge dist ...
Is there a negative absolute temperature?
... would be no net flow of energy between them. Basis for thermometer and definition of isotherms ...
... would be no net flow of energy between them. Basis for thermometer and definition of isotherms ...
Chapter 16 Power Point Notes
... Assessment Questions 2. What causes a gas to expand when its temperature is increased? a. The number of particles increases as temperature increases. b. Each particle expands as its temperature increases, so the total volume increases. c. As temperature increases, more electrons leave atoms and mov ...
... Assessment Questions 2. What causes a gas to expand when its temperature is increased? a. The number of particles increases as temperature increases. b. Each particle expands as its temperature increases, so the total volume increases. c. As temperature increases, more electrons leave atoms and mov ...
Chapter 5: Work and Energy
... You exert some force on the car to change its position. That means that you are doing work on the car. The work that you do on the car is equal to the magnitude of the force times the magnitude of the displacement of the car. ...
... You exert some force on the car to change its position. That means that you are doing work on the car. The work that you do on the car is equal to the magnitude of the force times the magnitude of the displacement of the car. ...