Energy
... What forms can energy take? • The thermal energy of an object is the kinetic energy of its particles. • The faster the molecules in an object move, and the more particles the object has, the more thermal energy it has. • Heat is the energy transferred from an object at a higher temperature to an obj ...
... What forms can energy take? • The thermal energy of an object is the kinetic energy of its particles. • The faster the molecules in an object move, and the more particles the object has, the more thermal energy it has. • Heat is the energy transferred from an object at a higher temperature to an obj ...
Conservation of Momentum and Energy
... Another important conservation law is the Conservation of Mechanical Energy. Energy is a scalar quantity and not a vector. A scalar quantity has just a magnitude and no direction. Energy is the ability of an object to do work. The unit of energy is the Joule (J). Two major forms of mechanical energy ...
... Another important conservation law is the Conservation of Mechanical Energy. Energy is a scalar quantity and not a vector. A scalar quantity has just a magnitude and no direction. Energy is the ability of an object to do work. The unit of energy is the Joule (J). Two major forms of mechanical energy ...
Thermodynamics: C l i t H t alorimetry, Heat
... entropy via probabilities would be very difficult. Fortunately, we are normally concerned only with changes in entropy entropy. If we have a system in which energy is not changing forms, the change in entropy is defined as: ...
... entropy via probabilities would be very difficult. Fortunately, we are normally concerned only with changes in entropy entropy. If we have a system in which energy is not changing forms, the change in entropy is defined as: ...
The second law of thermodynamics
... 2. Consider a gas that fills a container. About half of the molecules (but never exactly half !) are in one half of the container, the rest in the second half. Each molecule can move freely, so in principle nothing prevents all the molecules to occupy only 1/2 of the container. But left alone, it ne ...
... 2. Consider a gas that fills a container. About half of the molecules (but never exactly half !) are in one half of the container, the rest in the second half. Each molecule can move freely, so in principle nothing prevents all the molecules to occupy only 1/2 of the container. But left alone, it ne ...
Law conservation of energy worksheet
... The Law of Conservation of Energy states that energy cannot be created or. Learn about the Law of Conservation of Energy and how energy changes from potential energy to kinetic energy. This lesson provides a problem that reviews the. Grade 11 Physics Cumulative. Gravity, Pendulums, and the Conservat ...
... The Law of Conservation of Energy states that energy cannot be created or. Learn about the Law of Conservation of Energy and how energy changes from potential energy to kinetic energy. This lesson provides a problem that reviews the. Grade 11 Physics Cumulative. Gravity, Pendulums, and the Conservat ...
Document
... 3. Conservative and nonconservative forces •Forces such as gravity or the elastic force, for which the work dose not depend on the path taken but only on the initial and final position, are called conservative forces •For conservative forces the work done on a closed path (a lop) is equal to zero •F ...
... 3. Conservative and nonconservative forces •Forces such as gravity or the elastic force, for which the work dose not depend on the path taken but only on the initial and final position, are called conservative forces •For conservative forces the work done on a closed path (a lop) is equal to zero •F ...
Transformations of Energy
... kinetic energy. Chemical energy can turn into mechanical energy. No energy disappears when these changes happen, but some of the energy turns into energy that you might not use, like heat. When you add it all up, the same amount of energy exists after a change as there was before. It is just in a di ...
... kinetic energy. Chemical energy can turn into mechanical energy. No energy disappears when these changes happen, but some of the energy turns into energy that you might not use, like heat. When you add it all up, the same amount of energy exists after a change as there was before. It is just in a di ...
Part IV
... values. It cannot increase infinitely from one value to another. It has to go up in steps. ...
... values. It cannot increase infinitely from one value to another. It has to go up in steps. ...
Energy - natsci690afinalproject
... built into the system. Initially, the cars are pulled mechanically up the tallest hill, giving them a great deal of potential energy. From that point, the conversion between potential and kinetic energy powers the cars throughout the entire ride. ...
... built into the system. Initially, the cars are pulled mechanically up the tallest hill, giving them a great deal of potential energy. From that point, the conversion between potential and kinetic energy powers the cars throughout the entire ride. ...
DV_Matter-Teacher
... F = force on an object with mass, m G = gravitational constant = 6.7 x 10-11 m3/kg*s2 Me = mass of the Earth = 5.94 x 1024 kg Re = radius of Earth = 6.38 x 106 m g = acceleration due to gravity = 9.81 m/s2 ...
... F = force on an object with mass, m G = gravitational constant = 6.7 x 10-11 m3/kg*s2 Me = mass of the Earth = 5.94 x 1024 kg Re = radius of Earth = 6.38 x 106 m g = acceleration due to gravity = 9.81 m/s2 ...
electric potential energy - University of Toronto Physics
... The kinetic energy of a system, K, is the sum of the kinetic energies Ki 1/2mivi2 of all the particles in the system. The potential energy of a system, U, is the interaction energy of the system. The change in potential energy, U, is 1 times the work done by the interaction forces: ...
... The kinetic energy of a system, K, is the sum of the kinetic energies Ki 1/2mivi2 of all the particles in the system. The potential energy of a system, U, is the interaction energy of the system. The change in potential energy, U, is 1 times the work done by the interaction forces: ...
Energy Transformations
... Energy can change from one type to another. This is called an energy conversion or energy transformation. • The Law of Conservation of Energy states that energy can change form, but it cannot be created or destroyed. Therefore, the total amount of energy stays the same. • In energy transformations, ...
... Energy can change from one type to another. This is called an energy conversion or energy transformation. • The Law of Conservation of Energy states that energy can change form, but it cannot be created or destroyed. Therefore, the total amount of energy stays the same. • In energy transformations, ...
Document
... The study of thermodynamics is concerned with the ways energy is stored within a body and how energy transformations, which involve heat and work, may take place. One of the most fundamental laws of nature is the conservation of energy principle. It simply states that during an energy interaction, e ...
... The study of thermodynamics is concerned with the ways energy is stored within a body and how energy transformations, which involve heat and work, may take place. One of the most fundamental laws of nature is the conservation of energy principle. It simply states that during an energy interaction, e ...
What is Electrical Energy?
... • Again, work is equal to the force that is exerted times the distance over which it is exerted W=Fxd • The unit of work combines the unit of force (N) with the unit of distance (m) – Newton-meter (N-m) aka the Joule (J) ...
... • Again, work is equal to the force that is exerted times the distance over which it is exerted W=Fxd • The unit of work combines the unit of force (N) with the unit of distance (m) – Newton-meter (N-m) aka the Joule (J) ...
1 Saturday X Saturday X-tra X-Sheet 6 Work
... ∆x. The displacement and the force acting on an object have to be in the same direction for work to be done. If a force acts at an angle, θ, to the horizontal and yet the object moves in the horizontal direction, the horizontal component of the force needs to be used as the force that caused the mov ...
... ∆x. The displacement and the force acting on an object have to be in the same direction for work to be done. If a force acts at an angle, θ, to the horizontal and yet the object moves in the horizontal direction, the horizontal component of the force needs to be used as the force that caused the mov ...
Chapter 10 – Energy Sources, Work and Power
... • Nuclear power costs about the same as coal, so it's not expensive to make. • Does not produce smoke or carbon dioxide, so it does not contribute to the greenhouse ...
... • Nuclear power costs about the same as coal, so it's not expensive to make. • Does not produce smoke or carbon dioxide, so it does not contribute to the greenhouse ...
Final Exam Book Notes
... States that energy cannot be created or destroyed The total amount of energy in the universe is always constant You can change the form of energy but cant change the amount It is not always easy to see that the law of conservation of matter is at work because a lot of energy goes to friction ...
... States that energy cannot be created or destroyed The total amount of energy in the universe is always constant You can change the form of energy but cant change the amount It is not always easy to see that the law of conservation of matter is at work because a lot of energy goes to friction ...